U.S. Navy Aviation Electronics Technician 3rd Class Austin Luna conducts maintenance on an MH-60R Seahawk helicopter on the guided missile destroyer USS Kidd (DDG 100) in the Indian Ocean March 16, 2014. U.S. Navy ships and aircraft were dispatched to assist a multinational search for Malaysia Airlines Flight 370, which disappeared March 8, 2014, over the Gulf of Thailand with 239 people aboard.