Thrashers sign free agent defensemanSource: AP 'The Atlanta Thrashers, trying to address a glaring weakness on defense, signed free agent Richard Smehlik on Wednesday.' Related posts: Thrashers sign free agent D Smehlik Sabres re-sign free agent C-LW Rasmussen Stars sign free agent RW Audette to four-year contract Los Angeles Kings signs free agent Steve Heinze Sabres re-sign McKee, Brown; retain rights to eight others