PRO BASKETBALL—Philadelphia took a 1-0 lead over Portland in the best-of-seven NBA championship series by beating the Trail Blazers 107-101 in Philadelphia. The 76ers outscored the Blazers by 12 points at the free-throw line, hitting on 27 of 32 attempts, while Portland made 15 of 18. Julius Erving led the Sixers with 33 points, and Doug Collins scored 30. Bill Walton had 28 points for Portland. Philadelphia had qualified for the finals by eliminating the Houston Rockets 112-109 in Game Six of their semifinal series.
AUTO RACING—Averaging 79.3 mph, JODY SCHECKTER drove a Lotus to victory in the Grand Prix of Monaco, finishing less than one second ahead of Niki Lauda (page 22).
Janet Guthrie, driving a Lightning-Offenhauser at an average speed of 188.403 mph for four laps, became the first woman to qualify for the Indianapolis 500.
BOATING—BILL MUNCEY, driving Atlas Van Lines, won the season-opening Champion Sparkplug Regatta for unlimited hydroplanes at Miami, setting a lap record of 108.893 mph.
BOXING—MUHAMMAD ALI earned $2.75 million and retained the world heavyweight championship by winning a unanimous decision over Alfredo Evangelista in Landover, Md.
On the same card, WBA lightweight champion ROBERTO DURAN of Panama won a unanimous decision over Javier Muniz of Los Angeles in a non-title 10-rounder and ALFREDO ESCALERA of Puerto Rico successfully defended his WBC junior lightweight title by knocking out Mexico's Carlos Becerril in the eighth round of their scheduled 15-rounder.
Spain's undefeated MIGUEL CUELLO, 31, won the vacant WBC light heavyweight title by knocking out Jesse Burnett of California in the ninth round at Monte Carlo. Burnett was a last-minute substitute for champion John Conteh of England, who was stripped of his title by the WBC for petitioning a London court to call off his scheduled bout with Cuello. Conteh contends that he signed for the fight "at pistol point."
GOLF—JACK NICKLAUS fired a 7-under-par 281 to win the $225,000 Memorial tournament in Dublin, Ohio by two strokes over Hubert Green (page 24).
Kathy Whitworth shot an 11-under-par 202 to win the $77,000 LPGA Classic in Jamesburg, N.J., finishing three strokes ahead of Donna Caponi Young.
HARNESS RACING—PRIDE OF CARLISLE, a 5-year-old driven by Ben Webster, trotted a world-record (for trotting geldings) 1:57 mile in the Hiram Woodruff Series at The Meadowlands in East Rutherford, N.J. The previous record of 1:57[1/5] was set by Flirth in a heat of the 1973 Hambletonian.