Chicago Cubs -- Placed P Danny Jackson (lower abdominal strain) on the DL, retroactive to June 20. Called up P Frank Castillo (3-1, 2.52 ERA) from Class AAA Iowa.
Detroit Tigers -- Signed P Justin Thompson and assigned him to rookie league Bristol.
New York Mets -- Optioned P Rich Sauveur (10.80 in 6 games) to Class AAA Tidewater. Purchased the contract of IF Kelvin Torve (former Orioles farmhand) from Tidewater.
New York Yankees -- Traded P Steve Adkins to the Chicago Cubs for P David Rosario. Assigned Rosario to Class AAA Colombus.
Philadelphia Phillies -- Signed P Tyler Green and assigned him to Class A Batavia.
Seattle Mariners -- Reinstated P Gene Harris from the disqualified list and assigned him to Class AAA Calgary.
Texas Rangers -- P Mark Petkovsek (0-1, 14.46 in 4 games) cleared waivers and was assigned to Class AAA Oklahoma City.
Toronto Blue Jays -- Signed 1B Theodore Langowski, P Jose Silva, P Kenneth Robinson, P Adam Meinershagen and OF Rickey Cradle.
Los Angeles Clippers -- Acquired G Doc Rivers from the AtlantHawks for a 1991 first-round draft pick and a 1993 and 1994 second-round draft pick. Traded G Winston Garland to the Denver Nuggets for a 1996 or 1997 second-round draft pick. Renounced the rights to G Tom Garrick and C Mike Smrek.
Akron -- Accepted an invitation to join the Mid-American Conference in 1992-93.
Dayton -- Named Tom Westendorf interim AD.
James Madison -- Named Mary Harrington volleyball coach.
Massachusetts -- Named Joe Cullen assistant football coach.
Minnesota -- Signed hockey coach Doug Woog to a 5-year contract.
Pittsburgh Steelers -- Agreed to contract with LB Jerry Olsavsky.
Fort Lauderdale Strikers (APSL) -- Signed F Dale Ervine for the remainder of the season.