A Roundup Of The Week Aug. 13-19

TENNIS—BORIS BECKER defeated Peter Lundgren 6-3, 6-4 to win the U.S. Hardcourt Championships and $137,500, in Indianapolis.

Derrick Rostagno beat Todd Woodbridge 6-3, 6-3 to win a hardcourt tournament in New Haven, Conn. The victory was worth $137,500.

Monica Seles outlasted Martina Navratilova 6-4, 3-6, 7-6 to win a U.S. Open prep tournament and $70,000 in Manhattan Beach, Calif.

Joel Finnigan of Scottsdale, Ariz., beat Warren Fulgenzi of Las Vegas, N.Mex., 6-4, 6-3 to win the men's singles title at the U.S. National Amateur championships, in Kiamesha Lake, N.Y.; it was Norcross, Ga.'s RACHELE JENSEN over Lynn Staley of Seabrook, Texas, 6-2, 6-4 in the women's final.

MILEPOSTS—ARRAIGNED: Before a county magistrate in San Antonio, Milwaukee Bucks guard ALVIN ROBERTSON, 28, on a charge of misdemeanor assault with bodily injury. Robertson was arrested on Aug. 13 and accused of beating his wife, Jacquelin.

NAMED: As managing general partner of the New York Yankees, ROBERT NEDERLANDER, 57, pending the approval of the major league owners. Nederlander would replace George Steinbrenner, who was to be removed from the position as of Aug. 20 by commissioner Fay Vincent.

RETIRED: Cincinnati Reds outfielder-first baseman KEN GRIFFEY, 40, the last active member of the Big Red Machine. In 18 seasons with three different teams, Griffey batted .296, played in three All-Star games and earned two World Series rings.

WAIVED: By the Los Angeles Lakers, guard MICHAEL COOPER, 34, who in 12 seasons with the Lakers won five NBA championship rings and was selected for the All-Defensive team eight times. He signed with Italy's Il Messaggero Roma.

DIED: DALLAS BIXLER, 80, who won a gymnastics gold medal on the horizontal bar in the 1932 Olympics; of natural causes; in Buena Park, Calif.