Baseball

Orioles -- Activated P Arthur Rhodes from the 15-day DL and optioned him to Triple-A Rochester. Activated 3B Chris Sabo from 15-day DL. Optioned OF Damon Buford to Rochester.

Seattle Mariners -- Placed 1B/DH Reggie Jefferson on the 15-day DL. Purchased the contract of IF Dale Sveum from Triple-A Calgary.

Football

Minnesota Vikings -- Signed LB Carlos Jenkins to a one-year contract.

Hockey

NHL -- Suspended the New Jersey Devils' Bernie Nicholls for one game for a cross-check to the neck area of the New York Rangers' Alexei Kovalev during Thursday's game.