Buffalo Bills quarterback Kevin Kolb is dealing with a potential concussion and was removed from the game against the Washington Redskins.
Kolb took a knee to the back of his head from Washington Redskins linebacker Brandon Jenkins, leaving the game and being replaced by rookie Jeff Tuel.
Tuel is the lone healthy quarterback on the roster with rookie first-round pick EJ Manuel sidelined after knee surgery.
Kolb completed 2 of 4 passes for 16 yards priot to the injury.
Meanwhile, running back C.J. Spiller suffered a minor right knee injury today.
The Bills announced that Spiller is fine and he went back in the game.
Cornerback Stephon Gilmore left the game with a wrist injury and won't return, the team announced.
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Aaron Wilson covers the Ravens for The Baltimore Sun.
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