Military helicopters collide in southeast California killing 7

Seven Marines were killed last night when their helicopters collided mid-air during a training exercise,

YUMA, Ariz. – DEVELOPING: Two military helicopters collided Wednesday night near a remote region in southeast California, killing seven Marines, the Marine Corps Air Station Yuma said in a statement.

The helicopters, an AH-1W “Cobra” and UH-1Y “Huey,” were conducting a routine training exercise at 8 p.m., the statement said. The helicopters were over southeast California in the Chocolate Mountain Aerial Gunnery Range, Dustin Dunk, the public affairs chief from the air station, said.

The identities of the Marines will be released after their families are informed about the incident.