NTSB releases report on Tempe train derailment

Federal investigators found no evidence of criminal activity in the incident which caused a train to derail, catch fire and destroy the Tempe Town Lake Bridge in July.The Federal Bureau of Invetigation did not find any evidence of criminal activity in its initial investigation, the National Transportation Safety Board said in a preliminary report released Thursday. Back in July, twelve cars of a Union Pacific freight train derailed as it traveled over the Tempe Town Lake Bridge.Hazardous materi