Aftermath of the fatal Metro-North Railroad derailment, as seen from Chopper 880 on Dec. 2, 2013. (credit: Tom Kaminski/WCBS 880)
Aftermath of the fatal Metro-North Railroad derailment
Aftermath of the fatal Metro-North Railroad derailment, as seen from Chopper 880 on Dec. 2, 2013. (credit: Tom Kaminski/WCBS 880)
Aftermath of the fatal Metro-North Railroad derailment
Aftermath of the fatal Metro-North Railroad derailment, as seen from Chopper 880 on Dec. 2, 2013. (credit: Tom Kaminski/WCBS 880)
Aftermath of the fatal Metro-North Railroad derailment
Aftermath of the fatal Metro-North Railroad derailment, as seen from Chopper 880 on Dec. 2, 2013. (credit: Tom Kaminski/WCBS 880)
Aftermath of the fatal Metro-North Railroad derailment
Aftermath of the fatal Metro-North Railroad derailment, as seen from Chopper 880 on Dec. 2, 2013. (credit: Tom Kaminski/WCBS 880)
Aftermath of the fatal Metro-North Railroad derailment
Aftermath of the fatal Metro-North Railroad derailment, as seen from Chopper 880 on Dec. 2, 2013. (credit: Tom Kaminski/WCBS 880)
Aftermath of the fatal Metro-North Railroad derailment
Aftermath of the fatal Metro-North Railroad derailment, as seen from Chopper 880 on Dec. 2, 2013. (credit: Tom Kaminski/WCBS 880)
Aftermath of the fatal Metro-North Railroad derailment, as seen from Chopper 880 on Dec. 2, 2013. (credit: Tom Kaminski/WCBS 880)
Aftermath of the fatal Metro-North Railroad derailment
Aftermath of the fatal Metro-North Railroad derailment
Crews observe the scene of the fatal Metro-North train derailment on Dec. 2, 2013. Workers used cranes to place passenger cars back on the tracks as they worked to clear the wreckage where four people were killed and dozens more injured the day before. (credit: John Moore/Getty Images)
Aftermath of the fatal Metro-North Railroad derailment
Crews observe the scene of the fatal Metro-North train derailment on Dec. 2, 2013. Workers used cranes to place passenger cars back on the tracks as they worked to clear the wreckage where four people were killed and dozens more injured the day before. (credit: John Moore/Getty Images)
Aftermath of the fatal Metro-North Railroad derailment
Crews observe the scene of the fatal Metro-North train derailment on Dec. 2, 2013. Workers used cranes to place passenger cars back on the tracks as they worked to clear the wreckage where four people were killed and dozens more injured the day before. (credit: John Moore/Getty Images)
Aftermath of the fatal Metro-North Railroad derailment
Crews observe the scene of the fatal Metro-North train derailment on Dec. 2, 2013. Workers used cranes to place passenger cars back on the tracks as they worked to clear the wreckage where four people were killed and dozens more injured the day before. (credit: John Moore/Getty Images)
Aftermath of the fatal Metro-North Railroad derailment
Crews observe the scene of the fatal Metro-North train derailment on Dec. 2, 2013. Workers used cranes to place passenger cars back on the tracks as they worked to clear the wreckage where four people were killed and dozens more injured the day before. (credit: John Moore/Getty Images)
Aftermath of the fatal Metro-North Railroad derailment
Crews observe the scene of the fatal Metro-North train derailment on Dec. 2, 2013. Workers used cranes to place passenger cars back on the tracks as they worked to clear the wreckage where four people were killed and dozens more injured the day before. (credit: John Moore/Getty Images)