2005 - - Listed as first team defensive tackle following spring practice . . . saw action in opening win over Ball State, but had no statistics . . . did not see action at Iowa State . . . saw action in win over Northern Iowa, but had no statistics . . . did not see action at Ohio State . . . did not see action in win over Illinois . . . did not see action in win at Purdue . . . saw action in win over Indiana, but had no statistics . . . did not see action vs. Michigan . . . did not see action at Northwestern . . . did not see action in win at Wisconsin . . . saw action in win over Minnesota, but had no statistics as defense held top rushing team in the nation to 129 net rushing yards . . . did not see action in Outback Bowl vs. Florida.

2004 - - Saw limited action in the defensive line after joining the team as a walk-on . . . recorded one solo tackle in win over Michigan State.

Junior college - - Played at Iowa Central for two seasons, playing both defensive tackle and nose guard . . . two-year totals include 28 tackles, including four QB sacks, two pass break-ups and one fumble recovery . . . started five games as a sophomore for team that posted an undefeated regular season, winning conference title before bowl game loss . . . team was ranked as high as fourth in the nation during the season before being ranked 10th in final rankings . . . helped Iowa Central post an 8-3 record as a freshman . . . junior college coach was Kevin Twaitt.

High school honors - - Earned first team all-conference honors as a senior . . . Career - - earned two letters as an offensive and defensive lineman, helping prep team post two-year record of 15-2 . . . also earned two letters in wrestling and track and field.

Personal - - Born 1/12/84 . . . health and sports studies major . . . parents are LuAnn and Joel Roos . . . high school coach was Al Pierce.