FOOTBALL Calgary Stampeders (CFL) -- Fired general manager Earl Lunsford, coach Bob Vespaziani and player personnel director Bud Riley; club president Vern Siemens will become general manager and assistant coach Lary Kuharich will be head coach and director of player personnel. BASKETBALL Denver Nuggets -- Scheduled F Bill Hanz-lik for surgery Thursday on a herniated disk in his back, hoping he can make preseason camp; he had an appendectomy July 20. Urban Coalition League -- David Wingate (76ers) and Clarence Greene (Cheyney State) were named MVPs of last weekend's league tournament here.

BASEBALL Texas Rangers -- Called up P Gary Mielke from AAA; sent down RHP Mike Loynd. Los Angeles Dodgers -- Optioned SS Craig Shipley to Class AA San Antonio. Cincinnati Reds -- Outrighted LHP Bill Scherrer to AAA Nashville.

HOCKEY Pittsburgh Penguins -- Signed LW Randy Cunneyworth and LW Bob Errey to multiyear contracts, terms undisclosed. St. Louis Blues -- Signed LWs Gino Cavallini and Ron Flockhart, multiyear.

COLLEGES American -- Named Anne Wilkinson field hockey coach, replacing Barbara Reimann, who after 21 seasons resigned to be academic advisor for AU athletic department. Virginia -- Hired Michael Caravana as assistant men's lacrosse coach in place of Jeff Long, named head coach at Ithaca. Georgetown -- Football tailback Dean Lowry was named a preseason all-America by Football News and Don Hansen's Division III Football Annual. Southern Illinois-Carbondale -- Promoted Charlotte West from associate to interim athletic director.