[Updated at 10:12 a.m. ET] Seven U.S. Marines have been killed in the midair collision of two U.S. military helicopters in southern Arizona, officials said Thursday.
The crash occurred during routine training operations late Wednesday at the Marine Corps Air Station Yuma, Maj. Carl B. Redding, Jr. of the Marine Corps said in a statement.
The collision involved an AH-1W "Super Cobra" attack helicopter and a UH-1Y "Huey" utility chopper, which the military has long used for a variety of tasks. They were part of the 3rd Marine Aircraft Wing.
Authorities were investigating the collision, which occurred in a remote area of a training range complex.FULL STORY