FILE - In this March 13, 2014 file photo, Children read messages and well wishes displayed for all involved with the missing Malaysia Airlines jetliner MH370 on the walls of the Kuala Lumpur International Airport in Sepang, Malaysia. Ten days after Malaysia Airlines Flight 370 disappeared with 239 people aboard, an exhaustive international search has produced no sign of the Boeing 777, raising an unsettling question: What if the airplane is never found? (AP Photo/Wong Maye-E, File)
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