UNC WR Austin Proehl Suffers Shoulder Injury Posted Sep 23, 2017 Austin Proehl's season - and Tar Heel career - may be over. The senior wide receiver suffered a broken left clavicle during the first quarter of North Carolina's loss to Duke on Saturday, according to a source close to the situation. Proehl exited the game following a 47-yard reception off a flea flicker pass from UNC quarterback Chazz Surratt. (Inside Carolina)