National League -- Suspended Atlanta Braves OF Otis Nixon 4 games and Philadelphia Phillies P Wally Ritchie 1 game for their part in brawl Tuesday.
California Angels -- Added P Fernando Valenzuela to roster. Optioned P Cliff Young to Class AAA Edmonton.
Cleveland Indians -- Sent C Sandy Alomar (inflammation and irritation of right rotator cuff) to Class AAA Colorado Springs for 20-day rehabilitation assignment.
Houston Astros -- Purchased contract of P Mike Capel from Tucson of the Pacific Coast League. Placed P Xavier Hernandez on 15-day disabled list, retroactive to June 3. Moved P Mike Scott to 60-day disabled list. Signed OF Chris Durkin and Todd Hobson, IF James Mouton, P Rodney Biehl and C Michael Murphy, and assigned them to Auburn of the New York-Penn League.
Milwaukee Brewers -- Activated P Mark Knudson from disabled list. Optioned P Jim Hunter (0-1, 4.91 ERA in 2 games) to Class AAA Denver.
New York Mets -- Signed P Ervin Collier, P Eric Reichenbach and C Anthony Tiierina. Assigned Collier to rookie league Sarasota and Reichenbach and Tiierina to rookie league Pittsfield.
New York Yankees -- Activated P Mike Witt from the 60-day disabled list. Optioned IF Torey Lovullo to Class AAA Columbus.
Iowa -- Named Bob Bowlsby, Northern Iowa AD, athletic director.
Nevada-Las Vegas -- Announced resignation of Jerry Tarkanian, basketball coach, effective after 1991-92 season.
Stanford -- Named Ted Leland, Pacific AD, athletic director, replacing Andy Geiger, now at Maryland.
Houston Oilers -- Signed PK Ed Beaulac, LB Corey Edmond, LB Keith Friberg, QB Gary Hollingsworth, RB Doug Lewis, WR Jon Reed and OL Scott Thomas.
Detroit Red Wings -- Signed LW Lonnie Loach.
Hartford Whalers -- Named Jimmy Roberts coach.