Shooting in Washington. Four injured, police are looking for the perpetrator

A shooting occurred in downtown Washington, D.C., injuring at least four people near Vida Fitness gym. Local authorities are responding with police and ATF presence, and a suspect has barricaded themselves in a nearby residential building. Residents in the Dupont Circle and Logan Circle areas have been advised to stay indoors and avoid windows. Police helicopters are monitoring the situation as streets are blocked off.