Emergency personnel work at the scene of a deadly train derailment, Wednesday, May 13, 2015, in Philadelphia.  (AP Photo/Patrick Semansky)

Investigators uncertain anything hit train before derailment

Federal authorities said they are uncertain if anything struck the windshield of an Amtrak train before it derailed in Philadelphia last wee…

(AP Photo/Rich Pedroncelli, File)

Amtrak trains heading south out of NYC again

Amtrak trains are moving south out of New York again first time since the deadly crash last week.