National Hockey League
NHL-Suspended Carolina F Scott Walker for one game, without pay, for a head-butting incident in a game on Dec. 12.
ATLANTA THRASHERS-Assigned LW Tomas Pospisil from Chicago (AHL) to Gwinnett (ECHL).
CALGARY FLAMES-Recalled D Adam Pardy from Quad City (AHL).
EDMONTON OILERS-Announced D Allan Rourke cleared waivers and has been assigned to Springfield (AHL).
PHILADELPHIA FLYERS-Signed C Mike Richards to a 12-year contract extension, through the 2019-20 season.
ST. LOUIS BLUES-Named Michael McCarthy vice chairman.
TORONTO MAPLE LEAFS-Sent F Bates Battaglia to Toronto (AHL) on a conditioning assignment.
American Hockey League
BRIDGEPORT SOUND TIGERS-Released F Gregg Johnson.
CHICAGO WOLVES-Assigned C Matt Anderson to Gwinnett (ECHL).
ECHL-Suspended Bakersfield LW Mark Derlago one game and fined him an undisclosed amount, suspended Fresno D Matt O'Dette one game and fined the Bakersfield organization an undisclosed amount for the fight that broke out in their game on Dec. 12.