That deal still makes Williams, who owes the Dolphins US$8.6 million for breaching his contract when he retired in 2004, the highest paid running back in the league.
Williams rushed for 743 yards and averaged more than four yards per carry with the Dolphins last season. When in the lineup he has been one of the premier running backs in the NFL, but his career has been marred by failed drug tests and a short-lived retirement.



