Katie and Sarah, sisters who are a sophomore and a senior, respectively, on the girls' tennis team at Freedom High, won their second straight Pennsylvania high school doubles title by beating Christy Kauffman and Cara Bornt-Davis of York Catholic 7-5, 6-4. As a doubles team the last two seasons Katie and Sarah have gone 35-0 without losing a set. Over the same period Katie, playing No. 1 in singles, has been 33-2 and No. 2 Sarah has been 26-0. Katie teams with Janet Bergman of Hilton Head, S.C., to make one of the nation's top girls' 16-and-under doubles teams. This year they reached the round of 16 at the Junior U.S. Open.
Ross, 45, a machinist, won the U.S. amateur billiards championship for the second straight year, beating Bobby Beasley of Central City, Ky., 11-9 in the finals of the 128-player event. As a result of his victory, Ross earned a berth in the Pro Billiards Tour's 1997 U.S. Open.
David, a senior running back at Cupertino High, set Central Coast Section single-game records with eight touchdowns and 417 yards, on 41 carries, in a 54-42 defeat of Lynbrook High. His TDs came on a 39-yard pass reception and on runs of 1, 40, 5, 49, 3, 61 and 20 yards.
Gleason, 19, set two American women's short-track speed skating records in her first two meets of the 1996-97 season. She established the 1,000-meter mark at 1:36.00 in Lake Placid, N.Y., and five days later in Montreal set a record of 2:29.14 in the 1,500.
Pinkham, 41, soccer coach at Gilford High, guided the Golden Eagles to a 2-1 win over Raymond High that clinched Gilford's national-record 10th straight state soccer title. Pinkham is 299-28-13 in his 20 seasons with the Golden Eagles, who were 18-0 this fall and are unbeaten in 118 games, also a national record.