Baseball

Major League Baseball -- Reached 4-year agreement with Major League Baseball Umpires Association.

Atlanta Braves -- Signed OF Deion Sanders.

Baltimore Orioles -- Signed P Kevin Hickey to minor-league contract. He will join Class AA Hagerstown.

Detroit Tigers -- Optioned P Mark Leiter to Class AAA Toledo.

Texas Rangers -- Signed P Jose Guzman to minor-league contract.

Basketball

4 Golden State Warriors -- Signed G Vincent Askew.

New Haven Skyhawks (USBL) -- Named Terry O'Connor coach and general manager.

College

Virginia Tech -- Named Bill Foster, who formerly coached at Clemson and Miami, basketball coach.

Western Kentucky -- Named Louis Marciani AD.

Wisconsin -- Announced that sophomore G Larry Hisle Jr. (8.7 ppg) will transfer to another school at end of current semester.

Football

NFL -- Named Harold Henderson executive VP for labor relations and chairman of NFL Management Council.

Hockey

Montreal Canadiens -- Called up D Donald Dufresne from Fredericton (AHL).

Soccer

L World Cup USA -- Named Jim Trecker media relations director.

Wrestling

E9 USA Wrestling -- Named Jim Scherr executive director.