What to Know A D.C. police sergeant told an officer to unload his weapon before entering roll call pretending to be an active shooter.

The U.S. Attorney's Office declined to pursue criminal charges after reviewing the incident.

No one was hurt, but at least one officer was put on medical leave due to stress, sources said.

The U.S. Attorney's Office declined to pursue criminal charges after reviewing an incident in which an officer allegedly pointed an unloaded gun at the head of another officer and pulled the trigger during roll call.

A D.C. police sergeant told the officer to unload his weapon before entering a room of 10-20 armed officers pretending to be an active shooter at the first district station in Southwest Saturday, April 16, multiple police sources told News4. The officer "dry fired," the sources said.

No one was hurt, but at least one officer was put on medical leave due to stress, sources said.

D.C. police are not supposed to use real guns when training.

The sergeant has been with the department for 30 years.