Emergency crews are at the scene of a train derailment involving about 35 Union Pacific cars in Palo Pinto County near Gordon, Texas.The derailment happened on Monday afternoon.Union Pacific told Fox News Digital the derailment happened at about 2 p.m. on Monday, 2 miles east of Gordon. The spokesperson added that nobody was injured in the derailment.MIDWEST BIOFUELS PLANT EXPLOSION, BUILDING COLLAPSE LEAVES 3 DEAD, INCLUDING 2 CHILDRENThe Palo Pinto Fire Department responded to the scene and is working to contain a grass fire, the spokesperson noted.It is not known whether hazardous materials were involved in the derailment.This is a developing story.