Seven U.S. Marines killed when helicopters collide mid-air during night-time training exercise

Seven Marines were killed last night when their Cobra and Huey helicopters collided mid-air during an evening training exercise in the U.S.

The U.S. Marines from the 3rd Marine Airwing unit in Miramar, California, were training near Yuma, Arizona, after dark on Wednesday at 8pm.

There were no survivors, the crash is being investigated and the identities of those killed will be released once families have been told.

http://www.dailymail.co.uk/news/article-2105391/Arizona-helicopter-crash-7-US-Marines-killed-choppers-collide-training-exercise.html