INDOOR SOCCER—Baltimore had a two-game Eastern Division lead after defeating Los Angeles 7-2 behind two goals each from Dave MacWilliams and Richard Chinapoo. The Blast then knocked off Western Division-leading San Diego 5-4 and beat Wichita 8-1. Second-place Chicago lost 4-3 to St. Louis and beat Los Angeles by the same score. The Sockers' Jean Willrich scored four goals in a 6-1 defeat of the Cosmos. San Diego also beat Pittsburgh 7-3 to establish a 4�-game divisional lead.
MOTOR SPORTS—The team of THIERRY BOUTSEN, A.J. FOYT, AL UNSER and BOBBY WOLLECK, driving a Porsche 962, won the 24-hour Daytona endurance race, completing 703 laps around the 3.56-mile Daytona Motor Speedway road circuit at an average of 104.162 mph. The team of Al Unser Jr., Al Holbert and Derek Bell, also in a Porsche 962, finished second, 17 laps behind.
SKIING—PIRMIN ZURBRIGGEN of Switzerland won the men's downhill at the Alpine World Ski Championships in Bormio, Italy. MICHELA FIGINI, also of Switzerland, was the women's downhill champion in Santa Caterina, Italy.
TENNIS—Ninth-seeded STEFAN EDBERG upset No. 3-seed Yannick Noah 6-1, 6-0 to win the $250,000 U.S. Indoor Tennis Championship in Memphis, Tenn.
Bonnie Gadusek beat Pam Casale 673, 6-4 to win a $100,000 hard-court tournament in Marco Island. Fla.
TRACK & FIELD—VALERIE BRISCO-HOOKS set a world indoor record of 52.99 seconds in the 440-yard run in Dallas, surpassing the old mark of 53.29 established by Lori McCauley in 1983.
MILEPOSTS—DENIED: By the Baseball Hall of Fame's board of directors, a bid to admit the late NELLIE FOX, second baseman for the Chicago White Sox from 1950 to '63, to the Hall, despite the fact that he had finished .3 of a percentage point—or two votes—shy of the total needed for election in the 1984 balloting for the Hall. Eighty-four was Fox's 15th and final year of eligibility For election by the panel of baseball writers. In three years he will be eligible for selection by the veterans' committee.
NAMED: As coach of the Indianapolis Colts, ROD DOWHOWER, 41, who had been the offensive coordinator for the St. Louis Cardinals.
SIGNED: By the Jacksonville Bulls of the USFL, 1983 Heisman Trophy winner running back MIKE ROZIER, 23, to a multiyear contract for an undisclosed amount. Rozier played for the now defunct Pittsburgh Maulers last season.
SUSPENDED: For six games by the NHL, New York Islander goalie BILLY SMITH, 34, for fracturing the cheekbone and causing damage to the right eye socket of Chicago Black Hawk Curt Fraser during a high-sticking episode in a Jan. 13 game.