FOX’s Mark Berman is reporting that Texans running back Tyler Ervin has left today’s game with an apparently serious leg injury.
Tyler Ervin left the field with an air cast on his right leg. Ruled out with knee injury
— Mark Berman (@MarkBermanFox26) October 1, 2017
Ervin presumably injured his knee on a four yard punt return early in the first quarter. It was his first touch of the game.