Homicide detectives are investigating why a teenage boy was stabbed to death in Petworth Saturday night.
D.C police say that an officer was patrolling the area on a bike at around 7:30 p.m. when he discovered the victim suffering from a stab wound in his abdomen in an alley near the 900 block of Quincy Street, a block from the Petworth Metro Station.
The officer gave the boy first aid until an ambulance arrived, and the victim was taken to a local hospital, where he was pronounced dead.
Police have not released the boy's name, and are trying to discern a motive for the crime. Anyone with information is asked to call 1-888-919 CRIME.