Interior offensive lineman who made his NFL debut in 2001 for the Atlanta Falcons, and is best known for his time with the Chicago Bears.
He played college football for Texas A&M-Kingsville, before being selected in the 4th round of the 2001 NFL draft.
He was on the cover of video game Madden NFL 09 En Espanol.
He was born and raised in Rio Hondo, Texas, and is the son of immigrants from Mexico.
As a player who alternates between guard and center, he has often snapped the ball to Jay Cutler.