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Sixth victim confirmed in DC condo-related shooting in US, police say

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Al Jazeera Staff. (2026, November 13). Sixth victim confirmed in DC condo-related shooting in US, police say. Al Jazeera. https://www.aljazeera.com/news/2026/11/13/sixth-victim-found-in-dc-condo-related-shooting-police-confirm?traffic_source=rss

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Al Jazeera · collected 2026-11-13 · by Al Jazeera Staff

Quick Summary

Police in Washington, D.C. confirmed a sixth victim was wounded on Thursday morning during a shooting linked to a dispute over condo maintenance issues. The incident resulted in the death of 46-year-old building manager James Stuart and left five others wounded, including a woman who suffered a non-life-threatening graze. Suspect Matt Wade Lambert, a 55-year-old doctor, allegedly fired from his seventh-floor patio at people below and inside the building's gym before committing suicide in his apartment. The report highlights that Lambert had previously filed a lawsuit against the building's homeowners association regarding mold and water problems in his penthouse.
Written by AI on 2026-11-13, from this article's own text only (the story summary below draws on all the coverage).
See how they differ ↓

How they differ

24 outlets covered “Authorities say DC gunman held long-standing feud”.

What each outlet says

One AI summary per outlet of its latest article on this story, written from that article alone and checked against it. Open the article for the outlet's own words.

Al JazeeraThis outlet13 Nov

Police in Washington, D.C. confirmed a sixth victim was wounded on Thursday morning during a shooting linked to a dispute over condo maintenance issues. The incident resulted in the death of 46-year-old building manager James Stuart and left five others wounded, including a woman who suffered a non-life-threatening graze. Suspect Matt Wade Lambert, a 55-year-old doctor, allegedly fired from his seventh-floor patio…

Sixth victim confirmed in DC condo-related shooting in US, police say (this article)7 articles from Al Jazeera on this story
CBS News13 Nov

A 55-year-old doctor is identified as the gunman who killed one person and wounded four others during a shooting in a Washington, D.C. gym and from a penthouse balcony. Police reports indicate the suspect took his own life following the incident. This news report provides a straightforward account of the sequence of events and the identification of the suspect by authorities.

Suspected D.C. gunman who killed 1, wounded 4 identified as a doctor, police say →7 articles from CBS News on this story
Washington Examiner13 Nov

Matt Lambert, an emergency medicine physician turned healthcare IT executive, allegedly shot five people at his Washington condominium complex on Thursday. Lambert cited exposure to black mold as a justification for the violent attack during a legal battle with the Metropole Condominium Association and the building's property manager. This report focuses on the specific connection between the suspect's legal dispute…

Black mold’s potential link to fatal DC shooting: What to know →5 articles from Washington Examiner on this story
The Guardian13 Nov

Matt Lambert, a 55-year-old doctor, confessed to fatally shooting a 46-year-old building manager and injuring four others during a shooting at his condominium complex in Washington's Logan Circle neighborhood on Thursday. The shooting occurred in and around the building's gym and balcony, resulting in one death and four injuries, with one victim remaining in critical condition. The report highlights that Lambert…

Doctor named as DC gym shooting suspect confessed, detailing dispute over living conditions, police say →4 articles from The Guardian on this story
The Independent13 Nov

Dr. Matt Lambert, a 55-year-old physician, killed building manager James Stuart and injured four others during a shooting at a Washington, D.C. gym on a Thursday morning. The shooting followed a long-running legal dispute over black mold in Lambert's $1.1 million penthouse, which resulted in him spending $300,000 of his retirement savings. The report highlights that Lambert provided a specific time and location for…

DC gym shooter gave ominous quote on mold issues months before he opened fire that left one dead and four hurt →3 articles from The Independent on this story
The Daily Wire12 Nov

A gunman named Dr. Matt Lambert killed one man and injured four others after opening fire near the White House in Washington, D.C., on a Thursday morning. The shooter allegedly targeted the VIDA Fitness center due to a personal grievance with an apartment manager and a neighborhood HOA before barricading himself in an apartment and committing suicide. The reporting focuses on the harrowing eyewitness accounts of the…

The Horrifying Scene Witnesses Had To Walk Past After Gunfire Erupted Near The White House →3 articles from The Daily Wire on this story
Show 18 more outlets
The Straits Times12 Nov

On November 12, Matt Lambert, a 55-year-old emergency medicine physician, shot and killed the building manager and wounded four others in an upscale neighborhood of Washington, D.C., before taking his own life. Lambert, who had been in a dispute with the condominium association over maintenance issues, carried out the shooting in a gym attached to the complex and then barricaded himself in his apartment, firing on…

Disgruntled tenant shoots building manager dead, wounds four in Washington →3 articles from The Straits Times on this story
NBC News13 Nov

Dr. Matt Lambert, a 55-year-old physician involved in a legal dispute over mold and water damage in his Washington, D.C., condominium, is suspected of shooting one person dead and injuring several others at a gym near the White House on Thursday morning. Lambert reportedly targeted a specific individual at the VIDA fitness center before returning to his apartment, where he died from a self-inflicted gunshot wound…

Suspect in Washington, D.C., gym shooting was doctor in legal feud with condo board →3 articles from NBC News on this story
ABC News (US)14 Nov

Matt Wade Lambert, a 55-year-old medical doctor, opened fire at a Washington, D.C. gym, fatally shooting building manager James Stuart and injuring several others. Court documents and social media posts reveal that Lambert had a long-standing feud with the building's condominium association and management, specifically filing a March 2025 lawsuit alleging negligence regarding water damage and mold. The reporting…

Authorities say DC gunman held long-standing feud with building management →2 articles from ABC News (US) on this story
Dawn12 Nov

A shooting at a VIDA fitness center in Logan Circle, Washington D.C., resulted in one death and four injuries on Thursday. The suspect, whose identity was not released, was found with a self-inflicted gunshot wound in a nearby apartment after a standoff with police. The shooting appeared to be related to a conflict with the apartment building's homeowners association. Witnesses reported hearing gunshots and seeing a…

One dead, four wounded in downtown Washington shooting: police chief →2 articles from Dawn on this story
Evening Standard12 Nov

A doctor identified as Matt Lambert killed one person and injured four others during a shooting rampage at the VIDA fitness centre in Washington DC's Logan Circle neighborhood on Thursday morning. Court documents indicate the gunman was involved in a legal dispute with his building's management regarding mould and damp issues in his penthouse apartment before he barricaded himself inside and turned the weapon on…

One killed and four injured in gym shooting rampage a mile from White House →2 articles from Evening Standard on this story
Times of India13 Nov

55-year-old Dr. Matt Lambert opened fire at the Vida Fitness centre in a Washington DC luxury condominium on Thursday morning, killing building manager James Stuart and injuring four others. Lambert, who had filed a lawsuit alleging over $290,000 in damages, repeatedly used social media to complain about mould and water damage in his unit and described his "manifesto" as an engineering report. This report details…

DC gym shooting: Shooter complained about mould, water damage in apartment before attacking →2 articles from Times of India on this story
Just the News12 Nov

Police reported that four people were shot early Thursday at Vida Gym in the Logan Circle neighborhood, located approximately one mile north of the White House. Authorities cordoned off the 1500 block of 15th Street, which includes a Whole Foods supermarket, St. Luke’s Episcopal Church, and several residences, while describing the area as an active scene. The reporting focuses on the proximity of the shooting to the…

Four people shot in DC neighborhood 1 mile from White House, scene remains 'active,' police say →
ABC News (AU)12 Nov

A gunman is currently at large after shooting five people on 15th Street near Logan Circle in Washington DC early Thursday. The incident occurred approximately one mile north of the White House, prompting a heavy police presence and the lockdown of several nearby apartment buildings and schools. The reporting focuses on the active police response and the ongoing effort to capture the suspect while large sections of…

Five shot in Washington DC, gunman still at large →
The Blaze12 Nov

On November 12, multiple people were shot in Washington, D.C.’s Logan Circle area, with one victim reportedly dying from a gunshot wound to the neck. Five individuals were shot, and an active shooter was believed to be barricaded in an apartment building near the scene. Police issued a shelter-in-place order and cordoned off the area, which includes residences and a VIDA fitness center, while various law enforcement…

Multiple victims shot in DC; 1 apparently died, witness says; active shooter reportedly barricaded in apartment building →
Sydney Morning Herald12 Nov

A suspect barricaded inside an apartment building in the Logan Circle neighborhood of Washington DC opened fire on the 1500 block of 15th Street, resulting in five people being shot and one death at a nearby gym. Police reported that the suspect, believed to be in conflict with the building's homeowners’ association, committed suicide during negotiations with authorities. The report highlights the incident's…

Five shot in Washington DC, ‘active shooter’ barricaded inside building →
Euronews12 Nov

A gunman killed one person and injured four others in a shooting at a Vida Fitness gym in Washington, DC, before barricading himself in a nearby building. The incident occurred around 8am local time near Logan Circle, prompting nearby schools to be placed on alert and evacuating the gym. Police have cordoned off the area, and a SWAT team has been dispatched to address the situation.

Gunman kills one and barricades himself in building after gym shooting in Washington, DC →
NPR12 Nov

A shooting at a gym in Washington, D.C.'s Logan Circle neighborhood resulted in one death and four injuries. The gunman, who barricaded himself in an apartment building adjacent to the gym, died from a self-inflicted gunshot wound. Police Chief Jeff Carroll reported that the first call for assistance was made at 8 a.m., and emergency responders arrived within 30 seconds. The incident unfolded over about an hour…

DC shooting leaves 1 person killed, 4 injured. Gunman dead →
The Hindu12 Nov

On November 12, 2026, five people were shot in Logan Circle, a neighborhood near the White House in Washington, D.C., resulting in one death and four injuries. The suspected gunman, involved in a dispute with the building’s homeowners association, shot himself after barricading himself inside an apartment. The incident occurred at a VIDA fitness center and spread to surrounding areas, leading to a lockdown of local…

Washington DC shooting: One dead, four people injured →
BBC12 Nov

A shooting in Washington DC's Logan Circle area left one person dead and four injured on Thursday morning. The incident began inside a gym within an apartment complex, with the suspect, a white male, later barricading himself in an apartment where he died after a standoff with police. Police Chief Jeffrey Carroll reported that the suspect fired shots at officers and set a fire during the confrontation. The mayor…

Washington DC shooting leaves one dead, four injured as suspect dies after standoff →
Fox News12 Nov

Dr. Matt Lambert, a doctor in Washington, D.C., was identified as the gunman in a Thursday morning shooting at VIDA gym in the Logan Circle neighborhood that left one person dead and four wounded. Lambert had been involved in a legal dispute with his homeowner's association over issues like mold and water intrusion. Less than ten minutes before the shooting, Lambert posted on an X account, claiming his manifesto was…

Matt Lambert, DC doctor, identified as gunman in deadly attack after HOA feud →
Daily Mail13 Nov

Dr. Matt Lambert, a 55-year-old doctor, fatally shot building manager James Stuart and injured four others at a luxury Washington DC condo complex on Thursday morning. Lambert confessed over the phone to a building manager that he committed the act because he was tired of mold and water damage that he claimed rendered his unit unlivable. The report highlights Lambert’s long-running feud with the condominium…

Deranged doctor made eerie confession after killing building manager at luxury DC apartment complex in rampage over mold and mice that left four others injured →
New York Post13 Nov

This news report details a shooting in a Logan Circle apartment complex where 55-year-old ER doctor Matt Lambert killed the building manager and shot four other people before taking his own life. The four victims, including two men and two women who were reportedly working nearby or near the gym lobby, were transported to local hospitals with various injuries including a head wound. The report focuses on the violent…

What we know about the 4 additional victims shot by deranged DC doctor Matt Lambert →
Daily Caller13 Nov

This report details how Matt Lambert, an emergency room doctor who allegedly killed his building manager and injured four others in Washington, D.C. on a Thursday morning, referenced Luigi Mangione in a pre-shooting interview. According to journalist Michael Brice-Saddler, Lambert used the phrase "Delay, deny, defend" or "the Luigi three" to criticize his condo association's legal strategy regarding black mold and…

‘Delay, Deny, Defend’: DC Gunman Referenced Luigi Mangione During Interview With Journalist Ahead Of Shooting →

Where they agree and split

Agreed

Reported by outlets on both sides of the middle

The incident was unfolding in the Logan Circle neighbourhood, about 1.6 kilometres northeast of the White House.

6 outlets
Show 3 more

Much of the block on 15th Street was cordoned off as police urged people to avoid the area, which includes a VIDA fitness centre, St. Luke’s Episcopal Church, residences and a Whole Foods supermarket.

4 outlets

A D.C. active alert reported that Metropolitan Police Department officers, including the Emergency Response Team, were on the scene of an active shooting near 15th and P Streets NW.

4 outlets

A reporter for the Washington Sun said that they spoke with a witness who was in the gym and “heard one gunshot and saw one person down in the gym itself, followed by more shots”.

4 outlets

Framing

How the first headlines put it

Attributed to a source5
Stated as fact16
The headlines (21)

4 shot in Washington, DC as police respond to active shooting: Sources ABC News · attributed to a source

Four people shot in DC neighborhood 1 mile from White House, scene remains 'active,' police say Just the News · attributed to a source

Multiple people shot in Washington, D.C.'s Logan Circle, authorities say CBS News · attributed to a source

Police say at least five people shot at busy thoroughfare in Washington, DC Al Jazeera · attributed to a source

Multiple victims shot in DC; 1 apparently died, witness says; active shooter reportedly barricaded in apartment building The Blaze · attributed to a source

At least four people shot in DC near Logan Circle neighborhood Washington Examiner · stated as fact

‘Active shooter’ reported in Washington DC a mile from the White House The Independent · stated as fact

DC shooting injures at least 4 in Logan Circle neighborhood as police respond to ‘active’ scene The Guardian · stated as fact

Five shot in Washington DC, gunman still at large ABC News (Australia) · stated as fact

D.C. On Lockdown As Several Shot In ‘War Zone’ Near White House The Daily Wire · stated as fact

Police swarm Washington, DC, active shooter incident, one reported dead The Straits Times · stated as fact

One person reported dead, multiple wounded in active shooting in Washington Dawn · stated as fact

Gunman kills one and barricades himself in building after gym shooting in Washington, DC Euronews · stated as fact

DC shooting leaves 1 person killed, 4 injured. Gunman dead NPR · stated as fact

Washington DC shooting: One dead, four people injured The Hindu · stated as fact

Washington DC shooting leaves one dead, four injured as suspect dies after standoff BBC · stated as fact

'There was no way of getting out': Witness describes gym shooting scene NBC News · stated as fact

Matt Lambert, DC doctor, identified as gunman in deadly attack after HOA feud Fox News · stated as fact

Who was Matt Lambert? DC gym shooter was a wealthy doctor who was fighting with the management of his $1.1M penthouse over black mold Times of India · stated as fact

One killed and four injured in gym shooting rampage a mile from White House Evening Standard · stated as fact

What we know about the 4 additional victims shot by deranged DC doctor Matt Lambert New York Post · stated as fact

Words to watch (1)

The Horrifying Scene Witnesses Had To Walk Past After Gunfire Erupted Near The White House The Daily Wire

The full story: what happened, how it changed, and all 55 articles →

Compared with similar articles

This article reads unscored and hedges 9% of its claims. Each row says how that neighbour differs.
The Guardian
Hedges 0 of 11 claims Outlet record 65/100
ABC News (AU)
Hedges 0 of 4 claims Outlet record 67/100
The Straits Times
Hedges 2 of 9 claims Outlet record 64/100
Al Jazeera
Centre Hedges 0 of 17 claims Outlet record 60/100
CBS News
Hedges 1 of 2 claims Outlet record 68/100
The Hindu
Hedges 1 of 23 claims Outlet record 78/100
BBC News
Hedges 2 of 27 claims Outlet record 66/100
Evening Standard
Hedges 1 of 16 claims Outlet record 64/100
Al Jazeera
Hedges 1 of 2 claims Outlet record 60/100
ABC News (US)
Hedges 1 of 10 claims Outlet record 67/100

Story

Authorities say DC gunman held long-standing feud
Other · 55 article(s) covering the same event. Compare every outlet's account →
How this article was measured signals, leaning charts, publisher record, byline, topics and claims

Signals How these are calculated →

Claims extracted
22
sentences that state something as happening or true
Uncertain
9%
2 of 22 hedged ("reportedly", "may", "according to")
Leaning
not political
takes no side on a contested political question
Publisher signals
60/100
Al Jazeera's corrections and hedging, across everything collected from it. Not a measure of accuracy.
Outlets on this story
55
Other
Same framing elsewhere
1
articles that frame the event the way this one does
Analyzed 2026-11-13 · how these are computed

How this is being covered How these are calculated →

Article leaning vs. publisher reliability
Source leaning vs. consistency

Publisher

Al Jazeera · 5661 article(s) · 4 correction(s) detected
Running correction rate · 4 correction(s)

Who wrote this

Al Jazeera Staff
1065 article(s) here · 0 carrying a prediction
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Swapnaneel Deka, superintendent of police of Golaghat district, told the Reuters news agency that “it is likely the death toll will increase”.
Wire or desk byline, not an individual reporter.
Also by Al Jazeera Staff
Nothing else under this byline is closely related to this article, so these are simply their most recent.
All 1065 articles by Al Jazeera Staff →

Topics

4Washington VIDA Fitness Washington DC Washington, DC the Metropolitan Police Department

Subjects

Lambert PERSON · 8× Stuart PERSON · 3× Washington DC GPE · 2× Washington, DC GPE · 2× 4Washington GPE · 1× James Stuart PERSON · 1× Jeffery Carroll PERSON · 1× Matt Wade Lambert PERSON · 1× VIDA Fitness ORG · 1× the Metropolitan Police Department ORG · 1×

Narrative

to know about the Logan Circle shooting in Washington, DC - list 3 of 4Deadly shooting in Washington DC - list 4 of 4Washington residents hold vigil after deadly shooting She was conscious and breathing with a “non-life-threatening gunshot graze wound”.
framing: assertive · carried by 1 article(s) · first seen 2026-11-13
2026-11-13 · Al Jazeera
Sixth victim confirmed in DC condo-related shooting in US, police say · assertive framing

Claims (22 extracted, 2 hedged)

Police have said a sixth person was shot on Thursday morning in Washington, DC, bringing the toll to one person killed and five wounded in an attack they believe was linked to a dispute over maintenance issues in a condo building. asserted
they → say → building
In an updated statement, the Metropolitan Police Department said investigators had found a sixth victim, a woman, after officers initially located five other victims. asserted
officers → update → victims
to know about the Logan Circle shooting in Washington, DC - list 3 of 4Deadly shooting in Washington DC - list 4 of 4Washington residents hold vigil after deadly shooting She was conscious and breathing with a “non-life-threatening gunshot graze wound”. asserted
She → know → wound
“The victim self-treated the wound,” police said. asserted
police → treat → wound
Two women and two men were taken to hospital, all conscious and breathing. asserted
all → take → hospital
James Stuart, the 46-year-old manager of the building in which the suspect lived, died at the scene. asserted
suspect → live → scene
Police believe the suspect, a 55-year-old doctor named Matt Wade Lambert, targeted Stuart while Stuart was doing his morning workout at the gym. asserted
Stuart → believe → gym
The shooting started just before 8am local time (13:00 GMT) at a VIDA Fitness gym in the city’s Logan Circle neighbourhood, about a mile north of the White House. asserted
shooting → start → House
Police said Lambert shot Stuart inside the gym on the ground floor of the building before going back to his apartment on the seventh floor and firing on people below from his patio. asserted
Lambert → say → patio
Five others, some of whom had been working at a construction site across the street. asserted
some → work → street
Police have not detailed the circumstances in which the sixth victim was shot. asserted
victim → detail → which
The shootings unfolded in less than five minutes, according to interim police chief Jeffery Carroll. uncertain
shootings → unfold → Carroll
Lambert then barricaded himself inside his apartment, where he talked to police negotiators over the phone. asserted
he → barricade → phone
Police say he fired at least twice through the door while officers were outside, but no officers were injured. asserted
officers → say → door
He also broke the gas line connected to his fireplace and started a fire, which the building’s sprinkler system contained. asserted
system → break → which
Police said Lambert spent most of the conversation with negotiators talking about the dispute with building management. “Most of the conversation was about the homeowners associations and challenges with that,” said Carroll. asserted
Carroll → say → that
“While our negotiators were communicating with the suspect, they did hear a single gunshot,” he said, adding that Lambert then stopped talking. asserted
Lambert → communicate → gunshot
When tactical officers forced their way into the apartment, they found him dead from an apparent self-inflicted gunshot wound. asserted
him → force → wound
Police said inside the apartment, they found a shotgun, a rifle, and a handgun, all of which had been used in the shooting. asserted
all → say → shooting
According to court records cited by The Associated Press, Lambert had filed a lawsuit alleging that he had not been able to enjoy his penthouse since 2024 because of mould, moisture and water problems that began after work had been done on the building’s exterior. uncertain
work → accord → exterior
The lawsuit was ongoing, and Lambert appeared to have shared details of the dispute, including photos and an engineering report on an X account called ofMiceandMold. asserted
Lambert → appear → account
His lawyer, Joel Braithwaite, told reporters on Thursday that the condo where Lambert had lived since 2017 looked like “a warzone” and that Lambert had spent more than $300,000 on the lawsuit. asserted
Lambert → tell → lawsuit
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