Washington DC police have identified the deceased victim as James Stuart, 46, of northwest Washington DC and the suspect as Matt Wade Lambert, 55, also of northwest Washington DC. Police say the victim was the manager of the building where the suspect lived and that there had been an ongoing dispute with the building’s owners.

Source: Washington DC shooting: police identify victim and suspect – latest updates. Supporting passage: Police have also identified the suspect as 55-year old Matt Wade Lambert of northwest Washington DC.

Source: Washington DC shooting: police identify victim and suspect – latest updates. Supporting passage: Police say James Stuart, 46, was the manager of the building where suspect Matt Wade Lambert lived; the suspect had an ongoing dispute with the building’s owners

VIDA Fitness called the shooting frightening and deeply unsettling and said its Logan Circle location remains closed until further notice. Police said the injured included two men and two women, with one person in critical condition and the others having non-life-threatening injuries. The injured people were not identified.

Source: Washington DC shooting: police identify victim and suspect – latest updates. Supporting passage: They added that although there is no longer an active threat, the gym’s Logan Circle location remains closed until further notice and access to the facility remains restricted.

Source: Washington DC shooting: police identify victim and suspect – latest updates. Supporting passage: One of the victims is in critical condition while the others have non-life-threatening injuries.

Source: Washington DC shooting: police identify victim and suspect – latest updates. Supporting passage: Police did not identify the individuals who were injured.

Police described a dangerous scene in the suspect’s apartment: they said he broke the gas line inside his apartment fireplace, that flames were visible on the outside of the building, and that gasoline and other possible flammable materials were inside. They said they found a shotgun, a rifle and a handgun in the apartment where the suspect died from a self-inflicted gunshot wound.

Source: Washington DC shooting: police identify victim and suspect – latest updates. Supporting passage: The suspect broke the gas line inside his apartment fireplace, police said, adding: “We know he started a fire.”

Source: Washington DC shooting: police identify victim and suspect – latest updates. Supporting passage: Police added that they found three firearms located inside the apartment where the suspect died from a self-inflicted gunshot wound.

Source: Washington DC shooting: police identify victim and suspect – latest updates. Supporting passage: The weapons included a shotgun, a rifle and a handgun, police said.

Police said the person killed inside the gym was the building manager for that location. Officers said they believe the shooting is related to an ongoing dispute between the suspect and the building condo homeowners association management over maintenance issues and mold, with a civil case filed by the suspect.

Source: Washington DC shooting: police identify victim and suspect – latest updates. Supporting passage: Police said that the victim killed inside of the gym was the building manager for that location.

Source: Washington DC shooting: police identify victim and suspect – latest updates. Supporting passage: We do know that there has been an ongoing dispute between the suspect in this case and the building condo homeowners association management regarding maintenance issues, mold, and the like that there was a civil case that he filed against them.

Uncertainty: The exact sequence of weapons use, including whether the shotgun was discharged before the suspect entered the gym, is based on preliminary police information.

Uncertainty: Police have not identified the four injured people.

Uncertainty: The gym said it does not yet know when members and employees will be able to retrieve personal belongings left inside the club.

Uncertainty: Police said they suspect that some level of accelerant was probably used, but this was not stated as confirmed.

Uncertainty: The civil case and maintenance dispute are described by police as their belief about the motive, not a final court finding.