KILLEEN, Texas (AP) — A Fort Hood soldier shot to death his lieutenant during a confrontation at his off-base apartment Monday, then killed himself, police said.

The lieutenant and a staff sergeant went to the Army specialist's apartment, and a confrontation ensued. Killeen police officers responded, and they witnessed the specialist shoot the lieutenant, Killeen police said.

The officers returned fire, but the specialist shot himself in the head, police said. Autopsies have been ordered. The staff sergeant was not injured.