Getty The Pittsburgh Steelers announced promoting wide receiver Ke'Shawn Williams from the practice squad for the Week 6 matchup against the Cleveland Browns. The Pittsburgh Steelers won’t have Calvin Austin III on Sunday against the Cleveland Browns . But as head coach Mike Tomlin likes to say, one man’s misfortune is another man’s opportunity. To help replace Austin, the Steelers have elevated undrafted rookie wide receiver Ke’Shawn Williams from their practice squad. Williams will dress for