Matt Logsdon, a 126-pound right guard and football captain at Lake Forest (Ill.) Country Day School, led his team to its second consecutive undefeated, untied and unscored-on season (14 games overall). His brother Mark, a center, was last year's captain.
John Renz, 18, of San Diego, the North American singles roller skating champion, won the men's singles title at the World Invitational Championships in Las Vegas. He defeated Karlheinz Losch of West Germany, who had won the world title five years in a row.
Bill Straub, a 140-pound West Point first classman, won the Heptagonal Games crosscountry championship in the meet-record time of 25:29.7 on New York's Van Cortlandt Park course. (Cornell's Steve Machooka, who set the old record in 1961, was third.)
Joe C. Byars, a Tampa real estate developer who startled yachtsmen last winter when he took both the Southern Ocean Racing Circuit and Florida Ocean Racing Association titles in his newly bought yawl Doubloon, won the 120-mile Tampa-Fort Myers race.
Moses Somuyiwa, Nigerian-born center forward for the University of Illinois soccer club, became one of college soccer's highest single-game scorers when he kicked six goals in a Midwestern Collegiate Conference match against the University of Chicago.
Les Zikes Jr. of Chicago bowled the best 28-game series (5,519-197 average) and won the men's all-events championship in the World Tournament in Mexico City. In competition with 18 other countries, the U.S. took seven of the eight tournament titles.