Seahawks release Williams, add Irvin to roster

Seahawks release Williams, add Irvin to roster
Seattle Seahawks' Bruce Irvin (51) leaves the field Monday, May 20, 2013, after during an NFL football organized team activity workout in Renton, Wash. (AP Photo/Ted S. Warren)
RENTON, Wash. (AP) — The Seattle Seahawks released wide receiver Stephen Williams and added linebacker Bruce Irvin to the 53-man roster from roster exempt status Saturday.

Seattle also released defensive tackle Sealver Siliga from the practice squad and signed defensive tackle D'Anthony Smith in his place.

Williams signed a future contract with Seattle on Jan. 31 and played in four games.

The Seahawks (4-0) are at Indianapolis on Sunday.