When did the football coach, who led the 2004 Oklahoma Sooners team,  announce his retirement?
2004 Oklahoma Sooners football team:  The team was led by two-time Walter Camp Coach of the Year Award winner, Bob Stoops, in his sixth season as head coach. Bob Stoops: Robert Anthony Stoops (born September 9, 1960) is a former American college football coach.
i don't know