Positive Train Control could have avoided Amtrak crash, NTSB chair says

NTSB chairman Robert Sumwalt speaks to the media about the Amtrak crash at the South Carolina Emergency Management Division on February 4, 2018, in West Columbia, S.C.
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NTSB chairman Robert Sumwalt speaks to the media about the Amtrak crash at the South Carolina Emergency Management Division on February 4, 2018, in West Columbia, S.C.

Crew tried to apply brakes before fatal SC train crash

February 05, 2018 08:23 PM