ARENA FOOTBALL—Los Angeles abruptly ended Chicago's hopes for an undefeated season, as the Cobras' Matt Stevens completed 22 of 39 passes and threw for five TDs in a 48-20 win. L.A., which improved to 5-6 and clinched a playoff spot, scored on every first-half possession in building a 34-6 lead. The Bruisers dropped to 10-1 but remained in first place, two games ahead of Detroit. The Drive clinched second place with its sixth straight win, a 46-10 trouncing of last-place New England. For the fourth consecutive game, Detroit's defense didn't allow a first-half TD. Steve Griffin scored two touchdowns for the Drive, on a five-yard pass reception and a 49-yard kickoff return.
BASKETBALL—At the European Olympic qualifying tournament, in Rotterdam, the SOVIET UNION finished first, and YUGOSLAVIA and SPAIN won the two remaining berths (page 26).
BOWLING—PETE McCORDIC defeated Walter Ray Williams Jr. 236-180 in the final to win a PBA tournament and $23,000, in Tucson.
GOLF—BARRY LANE shot a final-round 68 for a 13-under-par 271 to win the Scottish Open by three strokes over Sandy Lyle and Jose Rivero, at Gleneagles. The victory was worth $74,900.
Tom Sieckmann beat Mark Wiebe on the second hole of sudden-death to win a PGA event and $117,000, in Williamsburg, Va. Sieckmann and Wiebe both ended regulation at 270, 14 under par.
TERRY-JO MYERS shot a 71 in the final round for an eight-under-par total of 276 to defeat Ayako Okamoto and Amy Alcott by one stroke and win an LPGA event, in Indianapolis. Myers earned $60,000 for the victory.
GYMNASTICS—At the U.S. Championships, in Houston, DAN HAYDEN and PHOEBE MILLS won the men's and the women's all-around titles, respectively (page 32).
HARNESS RACING—SOUTHERN NEWTON ($15.40), driven by Berndt Lindstedt, won the Yonkers Trot, the first leg of trotting's triple crown, by 1� lengths over Stage Entrance. The 3-year-old covered the mile in 2:00 and earned $86,299.
HORSE RACING—REGAL INTENTION ($3.10), with Jack Lauzon in the saddle, beat Regal Classic by 3� lengths to win the Queen's Plate at Woodbine, in Toronto. The 3-year-old Canadian-bred colt covered the 1� miles in 2:06[1/5] to get the $199,497 winner's purse.
Pattern Step ($4.40), Chris McCarron up, beat Super Avie by four lengths to win the Hollywood Oaks at Hollywood Park. The 3-year-old filly ran the 1? miles in 1:48[3/5] to earn $94,700.