Movements in the world of hockey Tuesday:

National Hockey League

BUFFALO SABRES-Signed D Dennis Persson to a three-year contract.

PHILADELPHIA FLYERS-Announced the retirement of RW Sami Kapanen.

PITTSBURGH PENGUINS-Assigned D Alex Goligoski to Wilkes-Barre/Scranton (AHL).

TAMPA BAY LIGHTNING-Fired John Tortorella, coach.

LACROSSE

Major League Lacrosse

DENVER OUTLAWS-Claimed D Brendan Shook from the player pool.

WASHINGTON BAYHAWKS-Claimed M Thomas Zichelli from the player pool. Waived D Nate Bauers.