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Deadly Amtrak crash raises operation concerns

Name: Deadly Amtrak crash raises operation concerns
Uploaded: 2016-04-03T14:28:38-0400
Duration: 5 min 3 s
Description: Two workers were killed when an Amtrak train hit their construction equipment just outside of Philadelphia. With more on how this may have been prevented, former NTSB chairmen Mark Rosenker joins CBSN.

Two workers were killed when an Amtrak train hit their construction equipment just outside of Philadelphia. With more on how this may have been prevented, former NTSB chairmen Mark Rosenker joins CBSN.