PITTSBURGH -- Pittsburgh Police said an officer fatally shot a 19-year-old man after he fired at a police dog Tuesday night in Mt. Oliver.

The incident happened just after 7 p.m. on 18th Street and Arlington Avenue.

Police said Justin Jackson fired several shots at a German Shepard K-9 officer after Jackson was asked to show his hands.

Pittsburgh Police Chief Nate Harper said officers then returned fire. Jackson was pronounced dead at the scene.

The K-9 officer was taken to a local animal hospital for treatment but later died.

Allegheny County Police and the District Attorney's office will now investigate the incident.

Stay with WPXI.com and Channel 11 News for the latest developments.