Atlantic Coast Conference championships, Durham, N.C. (also May 12).
Middle Atlantic Collegiate championships, Reading, Pa. (also May 12).
Rocky Mountain AAU championships, Denver.
Southwest Conference championships, Fayetteville, Ark. (also May 12).
Amateur clay targets championship, Travers Island, N.Y. (through May 13).
SATURDAY, MAY 12
NASCAR 100-mile Grand National Championship Circuit race, Hickory, N.C.
[TV] Brooklyn vs. New York, Brooklyn, 1:45 p.m. ( CBS*).
[NETWORK RADIO] Detroit vs. Chicago, Detroit, 1:55 p.m. C.D.T. (Mutual*).
ABC Masters tournament, qualifying rounds, Rochester (also May 13).
Eastern Intercollegiate championships, Ithaca, N.Y. (through May 14).
[TV][NETWORK RADIO]The Withers, $25,000, 1 1/16 miles, 3-yr.-olds, Jamaica, N.Y., 4:30 p.m. ( CBS).
[NETWORK RADIO]Debonair Stakes, $25,000, 6 f., 3-yr.-old colts and geldings, Hollywood Park, Calif., 8 p.m. ( NBC).
Bashford Manor Stakes, $10,000, 5 f., 2-yr.-old colts and geldings, Churchill Downs, Louisville.
Tanforan Handicap, $35,000, 1? miles, 3-yr.-olds and up, Tanforan, San Bruno, Calif.
Valley Forge Handicap, $25,000, 1 m. 70 yds., 3-yr.-olds and up, Garden State, Camden, N.J.