NTSB Investigator on Fatal Amtrak Accident: This was 'Standard Human Error'
00:39NTSB investigator Ted Turpin says that the deadly Amtrak crash in Philadelphia last year that killed eight people and injured 200 more "was a standard human error."
NTSB investigator Ted Turpin says that the deadly Amtrak crash in Philadelphia last year that killed eight people and injured 200 more "was a standard human error."
