LAS VEGAS — Kiana Williams scored 26 points to lead No. 4 Stanford to the Pac 12 Tournament championship with a 75-55 win over No. 9 UCLA on Sunday night. Stanford, which has made the Pac-12 championship game 18 times in 20 total tournaments, improved to 14-4 in the finals while winning its third title in five years. Lexie Hull added 24 points while Haley Jones finished with 10 points and 13 rebounds for Stanford (25-2). Michaela Onyenwere, who played at Grandview High School in Aurora, led UCLA (16-5) with 30 points.