Baseball

Orioles -- Activated P Sid Fernandez from the DL. Optioned OF Damon Buford to Triple-A Rochester.

Oakland Athletics -- Optioned P Miguel Jimenez to Triple-A Tacoma. Purchased the contract of IF Mike Brumley from Tacoma. Transferred IF Lance Blankenship from the 15-day DL to the 60-day DL.

Basketball

Boston Celtics -- Announced they would not sign G Todd Lichti for the remainder of the season. Activated C Matt Wenstrom from the injured list.

Football

Arizona Cardinals -- Signed LB Seth Joyner to a five-year contract.

Las Vegas Posse (CFL) -- Signed WR Curtis Mayfield and WR Terry Dickey.