ເຮືອບິນ ສາຍການບິນ ມາເລເຊຍ ຫາຍສາບສູນ

A relative of a passenger onboard Malaysia Airlines flight MH370 cries, surrounded by journalists, at the Beijing Capital International Airport in Beijing, China.

A man takes pictures of a flight information board displaying the Scheduled Time of Arrival (STA) of Malaysia Airlines flight MH370 (top, in red) at the Beijing Capital International Airport in Beijing, China, Mar. 8, 2014.

This screengrab from flightradar24.com shows the last reported position of Malaysian Airlines flight MH370.

In this photo released by the Armed Forces of the Philippines, Western Command PIO, Filipino government troopers look at a map as they continue the search for the missing plane of Malaysian Airlines at Antonio Bautista Air Base in Puerto Princesa City, Palawan province.

Family members of those onboard the missing Malaysia Airlines flight walk into the waiting area at Kuala Lumpur International Airport in Sepang.

Malaysian Prime Minister Najib Razak, center, arrives at the reception center and holding area for family and friend of passengers aboard a missing Malaysia Airlines flight MH370, at Kuala Lumpur International Airport in Sepang, outside Kuala Lumpur.

A family member of passengers aboard a missing Malaysia Airlines plane is mobbed by journalists at Kuala Lumpur International Airport in Sepang, outside Kuala Lumpur.

A relative of a passenger onboard Malaysia Airlines flight MH370 cries as she talks on her mobile phone at the Beijing Capital International Airport, China.

A spokesperson, right, from the Malaysia Airlines speaks to the media during a news conference at a hotel in Beijing, China. Search teams across Southeast Asia scrambled to find a Malaysia Airlines Boeing 777 with 239 people on board that disappeared from air traffic control screens over waters between Malaysia and Vietnam early morning.