Miami Dolphins quarterback Ryan Tannehill reinjured his left knee in practice Thursday when it buckled as he scrambled and fell without being hit.
Tannehill walked slowly off the field accompanied by trainers. He underwent an MRI, but results weren't definitive regarding the extent of the injury, and further assessment was expected Friday.
“You see your quarterback go down, you think the worst,” tight end MarQueis Gray said. “He's in all of our prayers, and we hope he's back on the field.”
Tannehill missed last season's final four games, including a playoff loss at Pittsburgh, after spraining two ligaments in the same knee. He decided...