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sidner philadelphia amtrak passenger train derailment_00003129
sidner philadelphia amtrak passenger train derailment_00003129

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    Surveillance video shows moment before train derailment

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Surveillance video shows moment before train derailment

CNN's Sara Sidner reports on the surveillance video that caught images from the Amtrak train derailment in Philadelphia.

Surveillance video shows moment before train derailment

CNN's Sara Sidner reports on the surveillance video that caught images from the Amtrak train derailment in Philadelphia.