Investigation under way after fatal train crash

Published On: Nov 16 2012 06:16:37 AM CST   Updated On: Nov 16 2012 12:09:05 PM CST
West Texas parade 9

Nov. 16, 2012: Federal officials are heading to West Texas to join investigators looking into why a freight train slammed into a parade float carrying wounded veterans, killing four people and injuring 17 others.