A D.C. teenager was shot to death in the Hillcrest Heights area of Prince George’s County Friday night, and police are looking for three people who were spotted leaving the scene.

The incident occurred in the 3300 block of 27th Avenue just after 10 p.m., said Cpl. Erica Johnson, a Prince George’s County police spokeswoman. She said 17-year-old Michael Rayvon Chamberlin was killed.

Johnson said it is unclear what sparked the shooting, but three males were spotted leaving the scene.