U.S. investigators combed through wreckage of a passenger train that derailed in the northeastern city of Philadelphia, Pennsylvania on Tuesday evening killing at least six people and injuring more than 140 others.
ລົດໄຟໂດຍສານ ຕົກລາງ ໃກ້ Philadelphia
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Officials survey the site of a derailed Amtrak train in Philadelphia, May 13, 2015.
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Emergency personnel work at the scene of a train wreck, in Philadelphia, May 12, 2015.
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Emergency personnel help passengers at the scene of a train wreck, in Philadelphia, May 12, 2015.
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Emergency personnel at work after the Amtrak train derailment in Philadelphia, May 12, 2015.
