Racing PositionsEx-Commanders C Roullier decides to retire3YSource: Washington's Roullier to have surgery3YJohn KeimSource: Roullier may need season-ending surgery4YJohn KeimWFT C Roullier placed on IR with fractured fibula5YJohn KeimWashington signs center Roullier to 4-year deal6YJohn Keim