A man looks out a window during a search and rescue mission onboard an aircraft belong to the Vietnamese airforce off Vietnam's Tho Chu island March 10, 2014. The disappearance of Malaysia Airlines ... more 
A man looks out a window during a search and rescue mission onboard an aircraft belong to the Vietnamese airforce off Vietnam's Tho Chu island March 10, 2014. The disappearance of Malaysia Airlines flight MH370 is an "unprecedented aviation mystery", a senior official said on Monday, with a massive air and sea search now in its third day failing to find any confirmed trace of the plane or 239 people aboard. REUTERS/Kham (VIETNAM - Tags: DISASTER TRANSPORT) less 
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Reuters | Photo By KHAM / REUTERS
Mon, Mar 10, 2014 3:00 AM EDT