The Royal Malaysian Navy offshore patrol vessel KD "Terengganu" (174) and a U.S. Navy Sikorsky MH-60R "Seahawk" helicopter of Helicopter Maritime Strike Squadron HSM-78 Det. 2 "Blue Hawks" from the guided-missile destroyer USS "Pinckney" (DDG-91), conduct a coordinated air and sea search for a missing Malaysian Airlines jet in the Gulf of Thailand.