Summer Squall ($3.80), Pat Day up, beat Sir Richard Lewis by 1� lengths to win the Hopeful Stakes, at Saratoga. The 2-year-old colt, who has won four straight stakes, ran the 6� furlongs in 1:16[4/5] and earned $140,400.
Colonial Waters ($5), a 4-year-old mare ridden by Angel Cordero Jr., won the 1?-mile John A. Morris Handicap, at Saratoga, in 1:50, finishing 3� lengths in front of Topicount to win $67,080.
MOTOR SPORTS—DARRELL WALTRIP, driving a Chevrolet Lumina, won a 500-lap NASCAR race in Bristol, Tenn. Waltrip led for the last 205 laps on the .533-mile Bristol International Raceway and defeated Alan Kulwicki, in a Ford Thunderbird, by five seconds. Waltrip, who averaged 85.554 mph, earned $52,450.
Ayrton Senna of Brazil, driving a McLaren- Honda, led from the start to win the Belgian Grand Prix, in Spa-Francorchamps. Senna finished 44 laps on the 4.312-mile circuit in 1:40:54.196, beating Alain Prost of France, who was driving the same type of car, by 1.304 seconds. Senna's average speed was 112.577 mph.
TENNIS—Top-seeded MARTINA NAVRATILOVA beat French Open champion Arantxa Sanchez 6-2, 6-2 to win the Player's Challenge Canadian Open, in Toronto, for the fourth lime. The victory was worth $60,000.
TRACK—CARL LEWIS, DANNY EVERETT, LEROY BURRELL and FLOYD HEARD, of the U.S., established a world record in the 800-meter relay at Koblenz, West Germany. Their time of 1:19.38 was .88 of a second faster than the old mark, set in 1978 by a team from Southern Cal.
MILEPOSTS—ACHIEVED: By Texas Rangers pitcher NOLAN RYAN, 42, his 5,000th career strikeout, on a fastball to Rickey Henderson in a 2-0 loss to the Oakland A's in Arlington. Texas. At week's end Ryan had a major league-high 5.018 strikeouts, followed by Steve Carlton with 4,136. The active player closest to Ryan is Bert Blyleven, 38, of the California Angels, with 3,540.
AGREED TO SELL: By George Argyros, the SEATTLE MARINERS, to an investment group from Indianapolis led by real estate developer Michael Browning, 42, and Jeff Smulyan, 42, head of Emmis Broadcasting Corp., which owns a chain of radio stations. No sale price was disclosed, but the team was appraised at $76.1 million in June. The buyers say the Mariners will stay in Seattle.
BANNED FOR LIFE: From major league baseball, by commissioner Bart Giamatti, Cincinnati Reds manager PETE ROSE, 48, for "acts which have stained the game." Rose can apply for reinstatement after one year. TOMMY HELMS, who was a first base coach with the Reds from 1983 to 1985 before moving into the dugout to assist Rose, was named interim manager (page 29).
PURCHASED: By CBS, the U.S. television rights to the 1994 Winter Olympics in Lillehammer, Norway, for $300 million, the minimum fee set by the International Olympic Committee.