 As a true freshman in 2007, McClain started 8 of 13 games, finishing the season with 75 tackles, two interceptions, and a sack.He was recognized as a freshmen All-Southeastern Conference (SEC) selection.As a sophomore in 2008, McClain compiled 95 tackles, three sacks, and an interception, earning Associated Press (AP) third-team All-American honors, and was a first-team All-SEC selection.