Adding to a Pittsburgh Steelers ' 31-17 Week 2 loss to the Seattle Seahawks was the injury to starting outside linebacker Alex Highsmith . Highsmith suffered a high ankle sprain during the game and could be sidelined for the next 4-6 weeks.

Highsmith initially injured his ankle during Friday's practice before aggravating it during the game.

Highsmith is one of several injured Steelers defenders. Pittsburgh, which started the game without starting defensive backs Joey Porter Jr. , DeShon Elliott and rookie defensive tackle Derrick Harmon , suffered in-game injuries to defensive tackle Isaiahh Loudermilk and linebacker Patrick Queen .

The injuries certainly took their toll on the Steelers' defense, which gave up 24 of Pittsburgh's 31 points in Sunday's loss. Pittsbu

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