Dolphins quarterback Tua Tagovailoa has ankle and back injuries, leaving his availability for Thursday uncertain. He said he is doing everything he can to get "as close to 100 percent as possible."
Tagovailoa took a step in the right direction Tuesday, participating in the walkthrough on a limited basis. He was estimated as a non-participant Monday.
The Dolphins also upgraded cornerback Xavien Howard (groin/glute), offensive lineman Rob Hunt (shin), safety Brandon Jones (chest) and receiver Jaylen Waddle (groin) to limited after all were estimated as non-participants Monday.
Tua Tagovailoa upgraded to limited in Tuesday's practice originally appeared on Pro Football Talk