Movements in the world of hockey Thursday:
National Hockey League
BUFFALO SABRES-Sign D Dennis Persson to three-year entry-level deal.
COLORADO AVALANCHE - Signed D Derek Peltier.
CAROLINA HURRICANES-Announced the retirement of D Glen Wesley and named him director of defenseman development.
PITTSBURGH PENGUINS-Assign D Alex Goligoski to Wilkes-Barre/Scranton (AHL).
ST. LOUIS BLUES-Acquired the rights to D T.J. Fast from Los Angeles for a 2009 fifth round draft pick.
Ontario Hockey League
WINDSOR SPITFIRES-Acquire F Dale Mitchell from Oshawa Generals.
Western Hockey League
RED DEER REBELS-Hire Bryce Thoma as assistant coach.