Astros: Recalled C Raul Chavez and P Tony McKnight from Triple-A New Orleans.
Athletics: Called up P Todd Belitz from Triple-A Sacramento.
Giants: Activated P John Johnstone. Assigned P Todd Ozias to Double-A Shreveport and former Orioles minor-league P Darin Blood to Single-A San Jose.
Mariners: Activated OF Jay Buhner.
Marlins: Activated P Brad Penny.
Reds: Recalled IF D. T. Cromer, IF Mike Bell and OF Brady Clark from Triple-A Louisville. Purchased contract of former Orioles minor-league OF Kimera Bartee from Louisville. Transferred 3B Aaron Boone from 15-day to 60-day DL.
Red Sox: Activated P Ramon Martinez and P Pete Schourek.
Royals: Activated 2B Carlos Febles.
Yankees: Recalled P Jay Tessmer from Triple-A Columbus.
Hawks: G Scoonie Penn, second-round draft pick (57th overall), signed contract with team in Trieste, Italy.
Kansas: Suspended S Carl Nesmith for season opener for violating team code of conduct.
Pittsburgh: Suspended following players for yesterday's game vs. Kent State for disciplinary reasons: S Ramon Walker, WR Antonio Bryant, LB Gerald Hayes, DB Taron Gray, DL Darrell McMurray and QB Rod Rutherford.
Syracuse: Suspended following players for last night's game vs. Buffalo: OT P. J. Alexander, RB James Mungro, DE Duke Pettijohn, DT Rickie Simpkins and OL Vaughn Smith.
Broncos: Re-signed WR Andre Cooper.
Avalanche: Signed coach Bob Hartley to one-year extension through 2001-02.
Islanders: Signed D Kenny Jonsson.