July 29, 2020: Union Pacific Freight Train Derailed and Caught Fire in Tempe, AZ

A Union Pacific freight train derailed on a bridge over Tempe Town Lake in Tempe, Arizona early this morning. Between 8-10 rail cars caught fire and three tank cars fell off the bridge into the park below.
Two of the tank cars contained cyclohexanone, a flammable, colorless, oily liquid that is used to make nylon. The third tank car contained rubber material. The bridge also caught on fire during the derailment and partially collapsed.
One person was treated for smoke inhalation but no other injuries were reported. Officials have stated the none of the tank cars involved in the derailment were leaking. The cause of the derailment is under investigation.
Several roads have been closed and the City of Tempe has closed the lake until further notice.

Fire breaks out after train derailment, bridge collapse over Tempe Town Lake