Update: All streets are back open this morning, and the train cars have been cleared from the area. We will have more on this story on KLTV 7 News at 11:30am, 5pm, 6pm, and 10pm.
Two train cars have derailed in Downtown Tyler.
Tyler Police responded to the Old Train Depot near Spring Street around 3a.m. Thursday.
All cars are upright, one is in the gravel.
Police say it will take hours to put the cars back on track, which will block Spring Street.