Cleveland Browns' Johnny Manziel (2) is helped off the field after being injured in the first half of an NFL football game against the Carolina Panthers in Charlotte, N.C., Sunday, Dec. 21, 2014. (AP ... more 
Cleveland Browns' Johnny Manziel (2) is helped off the field after being injured in the first half of an NFL football game against the Carolina Panthers in Charlotte, N.C., Sunday, Dec. 21, 2014. (AP Photo/Chuck Burton) less 
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Associated Press | Photo By Chuck Burton
Sun, Dec 21, 2014 2:51 PM EST