2 choppers crash on Wash. base; 4 soldiers killed

Rescue vehicle on the scene of where two Army helicopter collided at Joint Base Lewis-McChord Monday night, December 12, 2011, killing four United States soldiers.

December 13, 2011 11:13:37 AM PST
The Army has removed the bodies of the four aviators killed in the crash of two helicopters during training at Joint Base Lewis-McChord, as the investigation continues into whether the aircraft collided or went down separately.