BOATING—LAURENCE CAMPTON, Salida, Col., paddled his kayak through swirling currents of Arkansas River, covered 25 miles in 2:23:59 to become first American to win American While Water championship day after fellow townsman ERIC FRAZEE, 19, won Western American Slalom title at Salida.
BOXING—ROY HARRIS, 10-round decision over Charlie Powell, heavyweights, Houston.
Sugar Hart, Philadelphia welterweight contender, carved up washed-up Isaac Logart to win 10-round decision, Chicago.
Carlos Ortiz, sharp-punching Puerto Rican, was awarded second-round TKO over Kenny Lane and newly revived junior welterweight title when accidental butt opened ugly gash on Lane's right brow, New York.
FISHING—PUERTO RICO'S ESTEBAN A. BIRD, RAFAEL FIGUEROA, WILLIE BISCOMBE, ANGEL BURCKHART, JOSE URDAZ and BILL CARRINGTON snared seven blue marlin, beat Cape Hatteras in U.S.- Puerto Rico Challenge Match, Manteo, N.C.
GOLF—MRS. EDWARD D. McAULIFF, Boston, over Joanne Goodwin and Mrs. Maxon Berger, in playoff, for Eastern Amateur title, Baltimore.
Jackie Cupit clicked off 286 for 72 holes to win Missouri Valley Conference title, led Houston to fourth straight team championship.
HARNESS RACING—TRADER HORN: $25,000 Siwanoy Trot, 1 m., by � length, in 2:03, Yonkers ( N.Y.) Raceway. Billy Haughton, driver.
HORSE RACING—ROUND TABLE: $56,800 Citation H., by neck over Etonian, in track record-tying 1:33 2/5, Washington Park. Steve Brooks Up. Back to races for first time since suffering injury Feb. 23, Round Table won $33,750, raised lifetime earnings to $1,396,939.
BALLY ACHE: $35,550 Juvenile St., 5 f., by 1� lengths over Ouija Board, in 58 4/5, Belmont. Sammy Boulmetis up.