HORSE RACING—OUR NATIVE ($7.20), Jacinto Vasquez up, won the $100,000 Flamingo Stakes at Hialeah by a head over My Gallant.
On opening day at Aqueduct ROBYN SMITH became the first woman to win a stakes race, riding to a four-length victory Alfred Vanderbilt's 4-year-old colt North Sea ($26.20) in the $27,450 Paumonok.
PRO TRACK & FIELD—The projected tour got off to an auspicious start in Pocatello, Idaho (page 67), highlighted by JOHN RADETICH'S 7'4�" high jump, best ever indoors.
SQUASH—GRETCHEN SPRUANCE of Greenville, Del. won the 41st annual Women's National Open Championship in Cambridge, Mass., defeating second-seeded Marigold Edwards 15-10, 15-12, 18-17.
Sharif Khan of Toronto defeated Rainer Ratinac 15-0, 18-15, 13-15, 15-12 for his fourth consecutive North American professional singles title.
TENNIS—CHRIS EVERT won her professional debut and $10,000 and a 6-1, 6-2 victory over Virginia Wade in Fort Lauderdale, Fla. (page 28).
Jimmy Connors defeated Rumania's Ilie Nastase for the first time 4-6, 6-3, 7-5, 6-3, winning $10,000 in the Coliseum Mall International tournament in Hampton, Va.
MILEPOSTS—OUSTED: U.S. Alpine Skiing Program Director WILLY SCHAEFFLER, replaced by MICKEY COCHRAN, father of the famous skiing family.
SHOT: World middleweight champion CARLOS MONZON, three days before he was named Fighter of the Year by the Boxing Writers Association, when his .22-caliber revolver allegedly fell from his hands while he was cleaning it. Wounded only slightly in the right arm, Monzon is expected to defend his title in May against Emile Griffith.
DIED: Former basketball coach at Southern Methodist, E. O. (Doc) HAYES, 67, in an auto accident. During 20 seasons at SMU (1947-67), Hayes' Mustangs won eight Southwest Conference titles.