estoring full service this morning six dis after that derailment in philadelphia that killed eight people and injured more than 200. the bad news the railways are still not up to snuff. we are staying who is responsible. we have information next and we will be tracking these first rail journeys since the accident. >> the exact cause of last week's deadly crash is unknown. the fbi is damaging the windshield after the engineer told the ntsb something struck it before the crash. we have this story covered from every angle. alexander field is waiting for the first amtrak train to arrive and leave from philadelphia's 30th street station. what are you seeing alexandra? >> hey, good morning, alisyn commuters are here they're ready to go. they were visited first by philadelphia's mayor, mayor nutter. he came out to the station. he said he wanted to greet these passengers on the first trip to philadelphia to new york. it's been a week now. he wants to let people know this is perfectly safe.