George Holani pounced on a live ball in the end zone for an improbable touchdown, and the Seattle Seahawks took advantage of sloppy play by the Pittsburgh Steelers to pull off a 31-17 surprise.

Pittsburgh Steelers first-round draft pick Derrick Harmon was carted to the locker room after the defensive end injured his knee Thursday night in the preseason finale against the Carolina Panthers.

The Pittsburgh Steelers will have to find a way forward without defensive tackle Cam Heyward and wide receiver Diontae Johnson.