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 sprained a knee in the preseason finale against the Carolina Panthers and had to be carted to the locker room.

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