Dennis Ziegler, 23, was killed in a shooting in Southeast Washington, D.C., in the early hours of Sunday, December 21, 2025. Officers from the Metropolitan Police Department’s Sixth District were dispatched at about 6:03 a.m. to the 2300 block of Pennsylvania Avenue SE, where first responders found Ziegler unconscious and not breathing with a critical gunshot wound. He was treated by DC Fire and Emergency Medical Services and taken to a hospital, but was pronounced dead shortly after arrival.

The case has been classified as a homicide and is being investigated by the department’s Homicide Branch. Detectives reported no arrests in the days immediately after the shooting. The Metropolitan Police Department is offering up to a $25,000 reward for information leading to an arrest and conviction and is asking anyone with information to contact them or use the anonymous text tip line.

If anyone has information about what happened that morning or knew Dennis, please share what you know with police.