Pittsburgh Steelers first-round pick Derrick Harmon was carted off the field during Thursday's preseason game against the Carolina Panthers after sustaining a knee injury. Coach Mike Tomlin said after the 19-10 win that Harmon suffered a "knee sprain" and is being further evaluated.

Steelers rookie defensive tackle Derrick Harmon avoids disaster in Thursday night's preseason game vs. Panthers

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.