FILE - In this Aug. 14, 2013, file photo, a investigator looks through debris of a UPS A300 cargo plane after it crashed on approach at Birmingham-Shuttlesworth International Airport in Birmingham, Ala. Federal investigators are looking at pilot fatigue, among other issues, as a possible factor in the fatal predawn crash of a UPS cargo jet. The National Transportation Safety Board scheduled a hearing for Feb. 20, 2014, on the accident, which killed both pilots. (AP Photo/Hal Yeager, File)
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