HARNESS RACING—TRADER HORN: $25,000 United Nations trot, 1� m., by 2� lengths over Silver Song, in 2:40 2/5, with Billy Haughton driving; Italy's Icare IV was third; Roosevelt Raceway.
HORSE RACING—SKY CLIPPER: $139,670 Sapling Stakes, at 6 f., over a sloppy track, beating out Bally Ache in final stride, Monmouth Park. Bill Harmatz up.
PLION: $58,100 Whitney St., mile and a furlong, by a head over Amerigo, in 1:53, Saratoga Springs. Manuel Ycaza up.
BETTER BEE: $56,500 Equipoise Mile, by a length over Belleau Chief, in 1:37, Arlington Park. John Choquette up. Round Table, turf's richest money winner, was third.
SKEET—At the World Championship Skeet Shoot at Virginia Beach, Va.: KATHLEEN FITCH-ETT, 21-year-old art student from Baltimore, broke the world record in women's all-gauge with 249x250, also won 28-gauge; D. LEE BRAUN, San Mateo, Calif., professional all-gauge and overall; BARNEY HARTMAN, Ottawa, amateur over-all; GLEN BROWN, Bloomsburq, Pa., 28-gauge; MRS. KATHERINE DINNING, Ruxton, Md., women's 20-gauge, women's all-around title; MINER CLIETT, Childersburg, Ala., junior 28-gauge.
TENNIS—Top-seeded BILL LENOIR, Tucson, Ariz., took the junior singles, while second-seeded RODNEY KOP, Honolulu, captured the boys' singles in the Jaycee championships at Phoenix.
Reynaldo Garrido, 24-year-old Cuban, took the singles title of the Canadian Tennis Championship over his brother, Orlando, 6-4, 1-6, 6-4 6-1, Quebec.