09:21 GMT - AFP IS CLOSING THIS LIVE REPORT on the Malaysia Airlines jet that has gone missing over Southeast Asia with 239 people aboard.
Vietnam authorities said contact with Flight MH370 was lost near its airspace, but its exact location and what happened to it remained a mystery 12 hours after it slipped off air-traffic control screens.
Malaysia Airlines said the plane, on an overnight flight from Kuala Lumpur to Beijing, relayed no distress signal, indications of rough weather, or other signs of trouble.
Meanwhile the search is continuing as relatives wait anxiously.
09:03 GMT ...