BASEBALL (AL) * Seattle Mariners -- Activated Ken Griffey Sr. (outfielder) from the 15-day disabled list. Optioned Dave Burba (pitcher) to Calgary of the Pacific Coast League.
FOOTBALL (NFL) * Detroit Lions -- Signed Gary Hadd (defensive lineman).
* Kansas City Chiefs -- Signed Herman Ford (cornerback).
* San Francisco 49ers -- Traded John Levelis (linebacker) to the New York Jets for past considerations.
HOCKEY (NHL) * Minnesota North Stars -- Recalled Derian Hatcher (defenseman) from North Bay of the Ontario Hockey League, and Cal McGowan (center) from Kamloops of the Western Hockey League.
SOCCER (MSL) * Tacoma Stars -- Named Bob Walz director of marketing and public relations.
COLLEGE * East Texas State -- Announced they will not renew the contract of Jerry Matthews (men's basketball coach).
* Princeton -- Named Joe Susan offensive coordinator and offensive line coach.