Has played in 28 eight games, earning five starts during his career ... Was moved from the defensive side of the ball to running back during spring ... After an impressive spring workout, is listed second on the depth chart behind first-team all-conference running back Louie Runnels.

2006 (Junior): Played in all 11 games, earning five starts ... Recorded 24 tackles, including 2.5 for losses ... Also recovered a fumble in 2006 ... Posted a season-high five tackles at Tulsa ... Was credited with three tackles and involved on a sack at Texas State and Sam Houston State ... Recorded three tackles and a sack at Nicholls State ... Also posted three tackles against Central Arkansas.

2005 (Sophomore): Played in nine games ... Recorded 19 tackles, including four unassisted tackles ... Also credited with two tackles for a loss, one sack, a fumble forced and a fumble recovery ...Posted career-high seven tackles (three unassisted) in the victory against Western Illinois ... Also was credited with a sack and a forced fumble against the Leathernecks ...Had a five-tackle effort, including one for a loss, against No. 21 UC Davis ...Recorded two tackles against Texas State and Northwestern State. 2004 (Freshman): Appeared in eight games making 11 tackles (three solo) and blocked a kick ... Set his season-high with six tackles and a blocked kick in win against McNeese State.

2003 (Redshirt): Spent redshirt season working out with the demonstration units.

High School: Two-way player at Greenville High School playing tailback and linebacker ... Rushed for 1,779 yards as a senior and finished his career with more than 2,600 yards ... District 11-4A Offensive MVP as a senior and voted most outstanding linebacker as a junior.

Personal: Born June 20, 1984, in McKinney ... Son of Robert Lewis and Carmen Castillo.