Saturday September 2 4:02 a.m. EDT

Sports Summary

• Sampras Advances; Enqvist Loses - Second seed Pete Sampras advanced to the third round of the U.S. Open yesterday, beating Jaime Yzaga of Peru, 6-1, 6-4, 6-3. Yzaga ousted Sampras in last year's Open. The only upset yesterday was ninth seed Thomas Enqvist of Sweden, who lost to Byron Black of Zimbabwe, 6-4, 6-4, 3-6, 6-3. Other matches yesterday: third seed Thomas Muster of Austria beat Mark Woodforde of Australia, 6-2, 6-2, 6-4; fifth seed Michael Chang stopped Italy's Stefano Pescosolido, 4-6, 6-3, 6-4, 6-4; and eighth seed Michael Stich dropped Hernan Gumy of Argentina, 6-3, 1-6, 6-2, 2-6, 6-3.

• Pierce Ousted from US Open - On the women's side of the draw at the U.S. Open, top seed Steffi Graf advanced easily to the fourth round yesterday, beating Nathalie Tauziat of France, 6-3, 6-3. Defending champion and third seed Arantxa Sanchez Vicario also was untested in her 6-3, 6-0, victory over Maria Jose Gaidano of Argentina. The biggest upset of the day saw sixth seed Mary Pierce lose to American Amy Frazier, 6-3, 7-6 (8-6). Other winners yesterday: Gabriela Sabatini, Natasha Zvereva, Mary Jo Fernandez, and Martina Hingis.

• Yankees Edge A's; Royals Win - Mike Stanley singled in the go-ahead run in the bottom of the eighth inning as the New York Yankees defeated the Oakland Athletics, 8-7, last night. The win was the fourth in a row for the Yanks. In Arlington, Texas, the Kansas City Royals remained in a tie with Seattle atop the wild card standings with a 5-2 victory over the slumping Texas Rangers. In other American League games, Seattle beat Baltimore, 4-3; Chicago defeated Toronto, 5-3; Minnesota downed Milwaukee, 9-5; Boston routed California, 11-3.

• Cards Top Rockies; Cubs Win - Bernard Gilkey's RBI single in the bottom of the eighth inning lead the St. Louis Cardinals to a 5-4 victory last night over the Colorado Rockies. The loss dropped the Rockies into a tie with Philadelphia and Houston in the National League wild card race. In Houston, Jeff Bagwell returned from a month on the DL, driving in two runs as the Astros beat the Florida Marlins, 7-3. In other NL games, San Francisco edged New York, 6-5; Chicago defeated Atlanta, 7-5; San Diego downed Philadelphia, 6-3; Montreal edged Los Angeles, 6-5; and Cincinnati demolished Pittsburgh, 7-1.

• Knicks, Heat Resolve Dispute - The New York Knicks and Miami Heat have hammered out a settlement on the tampering charges involving former Knicks coach Pat Riley. The agreement calls for the Knicks to receive $1 million and a 1996 first-round draft choice previously acquired by Miami from the Atlanta Hawks. In return, the Knicks will not block the Heat from signing Riley as coach.

• NCAA Backs Down on Player Rule - The NCAA has modified its new celebration rule to allow a player to kneel for momentary prayer in the end zone following a touchdown. The revision was announced one day after Liberty University, which was founded by evangelist Jerry Falwell, filed a lawsuit in U.S. District Court in Lynchburg, Virginia seeking a temporary restraining order that would prevent the NCAA from enforcing the rule.

• Dawson, Zokol Lead in Milwaukee - Marco Dawson fired a 6-under-par 65 yesterday to climb into a tie with first-round leader Richard Zokol after two rounds of the Greater Milwaukee Open. Dawson, who has never won on the PGA Tour, had eight birdies and two bogeys and is 7-under 135 through 36 holes. Zokol followed his opening round 65 with a 1-under 70. Robert Gamez is one-stroke behind the leaders at 6-under.

• Smith Leads PGA Seniors - Ben Smith holds a two-stroke lead after firing a 9-under-par 63 yesterday in the opening round of the PGA Seniors' Franklin Quest Championship in Park City, Utah. Smith is two strokes ahead of Larry Laoretti, who is alone in second place after shooting a 7-under 65. Simon Hobday carded a 66 and is three strokes behind Smith.

• Bruins Sign Neely - The Boston Bruins have re-signed right wing Cam Neely, who was a restricted free agent, to a two-year contract. Financial terms were not disclosed, but the contract calls for an automatic one-year extension if certain conditions are met in the second year. The four-time All-Star is known as one of the top goal-scorers in the National Hockey League, though he has battled injuries throughout his career.

• Andretti Wins NASCAR Pole - John Andretti has won the first pole of his Winston Cup career with an event-record qualifying speed for tomorrow's NASCAR Southern 500 at Darlington Raceway. Andretti, the nephew of retired great Mario Andretti, recorded a fast lap of 167.379 mph in yesterday's qualifying. Andretti's speed eclpsed Geoff Bodine's record of 166.998 mph set last year. Ricky Rudd was second in qualifying with a speed of 167.186 mph.