In two games, Cousins has a passer rating of 105.8, and has thrown for 677 yards and five touchdowns. He has thrown one interception.
On Sept. 17, Gruden said Griffin would be in a cast for 10 days and then be re-evaluated by the team's medical staff.
The Redskins drafted Cousins in the fourth round of the 2012 NFL draft.
- Sarah Barshop