Dolphins QB Tua Tagovailoa (concussion) exits vs. Bills

(Photo credit: Sam Navarro-Imagn Images)
Miami Dolphins quarterback Tua Tagovailoa left Thursday night's game against the visiting Buffalo Bills with a concussion after taking a shot to the head during the third quarter.

Tagovailoa scrambled up the middle to gain a first down on a fourth-and-4 play in the red zone, but instead of sliding, he collided with Buffalo safety Damar Hamlin, his head making contact with Hamlin's