...THESE FACES IN THE CROWD...

Sammy Giammalva, a bold 22-year-old Houston swinger, revived ebbing U.S. tennis hopes with exuberant Davis Cup performance at Adelaide, Australia, although relentless Aussies schneidered U.S. team 5-0, repeating last Cup win.

Nancy O'Connell, pert 16-year-old Chicagoan, successfully defended her national girls' indoor tennis title on Longwood court at Brookline, Mass. with a 7-5, 6-3 victory over Phyllis Saganski. She shared the doubles title with Donna Floyd.

Dave Sime, Duke's great sprinter who missed Olympics because of injured groin muscle, made sensational comeback in Sugar Bowl meet, tying official world 100-meter mark of 10.2. (Leamon King, Willie Williams.U.S., hold recent 10.1s.)

Mrs. Dorothy Rig-ney gained control of Chicago White Sox with stock bequest from her mother, late owner Mrs. Grace Comiskey. Rest of stock was split evenly between Dorothy and brother, Chuck Comiskey, who with Mr. Rigney runs Sox.

Aldo T. (Buff) Do-nelli, head football coach at Boston U. since 1947, succeeded retiring Lou Little at Columbia, where he will coach his 19-year-old son Dick, who chose Columbia instead of Boston U. in order to "make it" on his own.

FIVE PHOTOS