Pro matches, Rosewall vs. Gonzales, Minneapolis.
Southern Conference Outdoor Championships, Williamsburg, Va. (through May 11).
SATURDAY, MAY 11
NASCAR Rebel 300-mile Stock Convertible Championship Race, Darlington, S.C.
[TV] Chicago Cubs vs. Cincinnati, Chicago, 2:25 p.m. ( NBC).
[TV] St. Louis vs. Milwaukee, St. Louis, 2:15 p.m. ( CBS).
American Trophy Sailing Race, Kings Point, N.Y. (through May 12).
Adams Cup Regatta, Philadelphia.
California, UCLA and USC, Oakland Estuary, Calif.
Carnegie Cup Regatta, Ithaca, N.Y.
Columbia, MIT and Rutgers, New York.
Goldthwaite Cup Regatta (150s), Cambridge, Mass.
James Mathews Cup (150s), Philadelphia.
Navy vs. MIT (150s), Annapolis, Md.