HARNESS RACING—M. Henri Levesque's 5-year-old mare ROQUEPINE ($4.80), the French favorite driven by Jean-Ren� Gougeon, defeated Speedy Rodney, the American defender, by three-quarters of a length to take the $50,000 winner's purse in the United Nations Trot at Yonkers. Speedy Rodney was disqualified and placed fourth for breaking stride near the finish; Earl Laird and Short Stop moved up to second and third.
HOCKEY—NHL: CHICAGO scored 17 goals in winning three games as the 50th NHL season opened, the last before the expansion to 12 teams next year. MONTREAL's Stanley Cup champions beat the Bruins twice, and NEW YORK lost, tied and then won its first game, 1-0 over the Maple Leafs on Goalie Ed Giacomin's first NHL shutout. BOSTON beat the Red Wings 6-2, then dropped two in a row; TORONTO lost one and tied one: DETROIT lost all three games it played, including two straight to the Black Hawks, as the Red Wings' durable Gordie Howe, 38, began his 21st season, an NHL record.
HORSE RACING—Ogden Phipps's BUCKPASSER ($2.40), ridden by Braulio Baeza, won his 11th straight race when he took the $54,600 Lawrence Realization at Aqueduct by 2� lengths over George D. Widener's Ring Twice. The victory, worth $35,490, raised Buckpasser's earnings for 1966 to $578,953 and his career total to $1,147,049, making him the fifth richest winner in Thoroughbred history.
Favored 3-year-old ASSAGAI ($5.80), with Larry Adams up, took Aqueduct's $112,100 Man o' War Stakes, a 1?-mile turf race, by three-quarters of a length over Gallup Poll and earned $72,865 for his owner, Charles W. Engelhard. The same day in Doncaster, England, another Engelhard colt, 2-year-old RIBOCCO. scored a three-quarters of a length win over Starr Halo in the Observer Gold Cup and gained the $56,366 winner's purse, giving Owner Engelhard a $129,231 total bonanza.
Meadow Stable's 2-year-old filly PEPPERWOOD ($25.60), ridden by Bobby Ussery, earned a blanket of 200 white gardenias and the winner's share of $117,612 when she took the Gardenia Stakes at Garden State Park by a head over C. V. Whitney's Fish House.
HORSE SHOW—The U.S., with a victory in the Prix des Nations, won the international team title by 22 points over Canada at the Pennsylvania National in Harrisburg, Pa. Canadian MOFFAT DUNLAP, a 25-year-old insurance salesman from Toronto. Canada, took the individual championship when he scored 24 points to Mrs. Frank Chapot's 22.
INTERNATIONAL SPORT—The U.S. won more medals than anyone at the 27-nation Little Olympics in Mexico City, but team members had difficulty with the rarefied air and the lack of organization by their hosts (page 30).
MOTOR SPORTS—JOHN SURTEES of England drove his Cooper- Maserati to victory in the Mexican Grand Prix, beating World Champion Jack Brabham by five seconds.
Mario Andretti clinched his second straight U.S. Auto Club National Driving Championship when he finished 10th in the Golden State 100 in Sacramento.
WEIGHTLIFTING—RUSSIA won the team title by 10 points over Poland as Leonid Zhabotinski took the heavyweight championship to give the U.S.S.R. five gold medals in the seven events at the world championships in East Berlin.