In his Senior 2002 season, he earned numerous All-American honors, running for 1,549 yards on 140 carries (11.1 avg.)

Although Washington admitted he grew up as a rival-UCLA fan, he became USC's second commitment to the 2003 recruiting class in May 2002.

[1] Going into their freshman 2003 season, all three backs were considered to be talented enough to challenge for the starting position and all three played during the USC opener at Auburn.

After much focus and hard work, Washington finally regained academic eligibility in the spring of 2006, and regained his scholarship that August.Initially planned as the starting running back for the 2006 USC Trojans, the redshirt junior suffered a hamstring injury in pre-season practice, but had re-gained the starting position by midseason.

He told the Los Angeles Times' Gary Klein that he had decided to forego the 2007 NFL draft and return for his redshirt senior season.

Washington was selected by the Jacksonville Jaguars in the seventh round, overall pick 213, of the 2008 NFL draft.

[5] On October 3, he was promoted to the active roster because of injuries to Marion Barber III and Felix Jones.

After playing in the team's loss to the Denver Broncos on October 4, the Cowboys waived Washington the following day and signed cornerback Cletis Gordon.