In Zurich, Switzerland, ROD MILBURN set a world mark of 13.1 in the 110-meter hurdles. He shared the old record of 13.2 with West German Martin Lauer, who set it in 1959, and three others.
Glenda Reiser, 18, of Ottawa, set a women's world record of 4:34.9 for the mile in a meet at Victoria, B.C. The old mark, held by West Germany's Ellen Tittel, was 4:35.4.
MILEPOSTS—INJURED: Secretariat's pursuer throughout the Triple Crown, SHAM, with a fracture of the right cannon bone suffered a month after the Belmont. The 3-year-old colt is expected to return to racing in about six months.
RETIRED: Eleven-year pro football veteran LANCE ALWORTH, 32, of the Dallas Cowboys, to enter private business. Nicknamed Bambi, he became the AFL's alltime leading pass receiver in his nine seasons with the San Diego Chargers, averaging 54.7 catches and 1,065 yards per year.
DIED: Baseball Hall of Famer CHARLES (Chick) HAFEY, 70, in Calistoga, Calif. A brilliant outfielder for St. Louis and Cincinnati from 1924 to 1937, he had a lifetime average of .317. His best year was 1931 when he hit .349 for the Cardinals.
DIED: Three-time Soviet chess champion LEONID STEIN, 38, of a heart attack, in Moscow. Ranked 12th in the world, he was awarded the title of grandmaster in 1962 and won the U.S.S.R. crown in 1963, 1965 and 1967.