when the chaotic moments when rescue crews were trying to get the passengers on board. each train, one traveling eastbound, one westbound, had one had 300 passengers, the other 400 passengers, about 60 in all, as you message ntioned, reports of injury, they were treated at the hospital and released. officials saying they feel that they were very fortunate that more people weren t injured and that no one was killed in this. so, what will the ntsb be looking for? when they get on scene, they map out the whole entire thing, not ruling anything out. they are look at mechanical issues. they will be interviewing witnesses. they will be checking with the data recorders that they said that were on boarder and they have already sent back preliminary data to washington, d.c. to be analyze there had, so they will be able to glean some information from that but they will also be checking just the physical area around these tracks. there was construction that was going on here and they had talked