Police said a man being arrested in a New York City subway station struggled with two officers, grabbed one of their guns and shot both of them.
A lieutenant who was nearby heard the shootings Tuesday evening, saw the suspect and shot him four times.
The two plainclothes officers and the suspect were taken to hospitals. One officer is in critical condition.
Police said the suspect was being arrested for using a child's student fare card. He now will be charged with attempted murder.
Trains on one subway line were bypassing the station in Queens where the shooting happened.