Mystery deepens as radar shows Malaysian Airlines plane veered far off course

A U.S. Navy helicopter departs from the USS Pinckney to aid in the search and rescue efforts for the missing Malaysian airlines flight MH370 in the Gulf of Thailand, Sunday, March 9, 2014. The plane, which was carrying 239 people, lost contact with ground controllers somewhere between Malaysia and Vietnam after leaving Kuala Lumpur early Saturday morning for Beijing. (AP Photo/Navy Media Content Service)