investigators point out they are in the infancy of the investigation. there were two floats totaled. one has successfully made it across the intersection and cleared it. as the second was going through that is when the accident happened. this was part of the 9th annual parade, "show of support" parade, loaded with veterans and their spouses en route to a banquet in their honor and that is when an eyewitness says as the second float made it across the train tracks, bells starting ringing and the gates came down. >> it was halfway across and it started as it came down it started hitting people and knocking people off and people started screaming and started jumping and it was the worst thing i have seen. >>casey: there is no determination if the signals were properly working at the