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 sprain. Harmon is expected to be out for about a month,

Following his scary knee injury, Steelers’ Derrick Harmon was all smiles on the bench — easing concerns over the severity.

Pittsburgh Steelers’ first-round pick Derrick Harmon, who suffered a knee injury in Saturday night’s preseason finale against the Carolina Panthers, […] This article originally appeared on Steelers No