GOLF—PETER JACOBSEN shot a 15-under-par 269 to defeat Mark O'Meara by two strokes at the $400,000 Greater Hartford Open in Cromwell, Conn.
Juli Inkster shot a final-round five-under-par 67 to win the $330,000 du Maurier Classic in Toronto by one stroke over Ayako Okamoto. Inkster, who finished the 72 holes at nine under, became the first rookie in LPGA history to win two tour events.
HORSE RACING—JOHN HENRY ($4.40), with Chris McCarron up, ran the 1�-mile turf course at Hollywood Park in 2:24[4/5] to win the $219,800 Sunset Handicap. The 9-year-old gelding beat Load the Cannons by a length.
Big Pistol ($3.40), ridden by Garth Patterson, edged Birdie's Legend by a neck to win the 1?-mile, $200,000 Haskell Invitational in Oceanport, N.J. The 3-year-old colt covered the distance in 1:47[4/5].
Teenoso (13-2), Lester Piggott up, won the $300,000 King George VI and Queen Elizabeth Diamond Stakes in Ascot, England by 2� lengths over Sadler's Wells. The 4-year-old colt ran the 1� miles in 2:27.95.
MOTOR SPORTS—DALE EARNHARDT, in a Chevrolet, came from behind on the final lap to beat Buddy Baker, in a Ford, by 1.66 seconds in the $415,725 Talladega 500. Earnhardt averaged 155.585 mph on the 2.67-mile tri-oval course at the Alabama International Motor Speedway in winning this NASCAR race for the second straight year.
XXIII OLYMPIC GAMES—SWIMMING: MICHAEL GROSS of West Germany won the men's 200-meter freestyle in 1:47.44, a world record. STEVE LUNDQUIST of the U.S. won the gold medal in the 100-meter breaststroke with a world record time of 1:01.65 (page 34).
POWERBOATING—CHIP HANAUER, in Atlas Van Lines, averaged 130.866 mph for the six laps around the 2�-mile Columbia River course in Tri-Cities, Wash. to win his third straight APBA Gold Cup for unlimited hydroplanes. In an earlier heat Hanauer set a national record for a single-lap average with a speed of 137.762.
SOCCER—NASL: Defending champion Tulsa sent a message to the competition that it's making a comeback. Mired in fourth in the Western Division most of the season, the Roughnecks won twice, 3-1 at Golden Bay and 4-1 over Minnesota. With a three-game streak going, they're in position to make a strong second-half charge, which is what they did last season. Forward Ron Futcher scored five goals in the two wins to take second in the league scoring race, four points behind the 37 of Golden Bay's Steve Zungul. In the East the Cosmos moved to within two points of idle first-place Chicago with a 3-1 win over San Diego, despite the absence of seven players who were practicing for the Olympics.
TENNIS—AARON KRICKSTEIN defeated Jose-Luis Clerc 7-6, 3-6, 6-4 in Brookline, Mass. to become, at 16, the youngest player ever to win the U.S. Pro Tennis Championship.