HOUSTON --A METRO light rail train was involved in a downtown wreck on Thursday afternoon. According to a METRO spokesperson, the accident occurred on the northbound tracks on Main Street at Elgin at around 2:30pm. At least one rail car and one passenger automobile were involved in the wreck. METRO says an auto that was eastbound on Elgin ran a red light, hit the light rail, and spun out, hitting another vehicle. The second vehicle then hit a third vehicle. A tire flew off of one of the vehicles, which hit a fourth vehicle. Three people total were injured, according to METRO. Two were taken to St. Luke's Hospital with non life-threatening injuries. One person was treated and released at the scene. One of those injured was on the light rail, and two others were in the autos involved in the accident. METRO says no tickets have been issued yet.