NFL

The Buffalo Bills signed third-year defensive tackle Kyle Williams to a multi-year contract extension on Thursday.

The New England Patriots released defensive back Willie Andrews on Tuesday, after the third-year player was arrested for the second time this offseason on Monday.

The Chicago Bears signed defensive tackle Marcus Harrison to a four-year contract on Tuesday.

The Tampa Bay Buccaneers signed running back Earnest Graham to a multi-year contract extension on Monday.

The Tennessee Titans officially agreed to terms with right tackle David Stewart on a multi-year contract extension on Monday.

The Tennessee Titans agreed to terms with right tackle David Stewart on a six-year contract extension on Saturday.

The Pittsburgh Steelers released running back Najeh Davenport Saturday.

Buffalo running back Marshawn Lynch's guilty plea to his involvement in a May 31 hit-and-run accident was accepted on Friday. Lynch lost his driver's license and was fined the maximum of $100.

The Jacksonville Jaguars inked veteran defensive end Paul Spicer to a contract extension on Friday.

The San Francisco 49ers officially signed veteran offensive tackle Barry Sims on Thursday.