The U.S. military announced on Wednesday it is grounding all of its Osprey V-22 helicopters, one week after eight Air Force Special Operations Command service members died in a crash off the coast of Japan. (Dec. 7) (Video Production: Mike Pesoli)

All U.S. Osprey aircraft grounded after fatal crash, AP Explains

The U.S. military announced on Wednesday it is grounding all of its Osprey V-22 helicopters, one week after eight Air Force Special Operations Command service members died in a crash off the coast of Japan. (Dec. 7) (Video Production: Mike Pesoli)