He returned last year to make 44 tackles -- 7.5 for losses .
Buzz : There are few stories of perseverance in college football to match that of Shackelford , who missed two straight years of football while recovering from multiple surgeries on a devastating knee injury .
Shackelford returned last year to make 44 tackles -- 7.5 for losses .
Buzz : There are few stories of perseverance in college football to match that of Shackelford , who missed two straight years of football while recovering from multiple surgeries on a devastating knee injury .