LOS ANGELES–Ukrainian veteran Elina Svitolina beat world number two Aryna Sabalenka in a rollercoaster three sets on Friday to punch her ticket to the WTA Finals semifinals, where she’ll face Wimbledon champion Linda Noskova. Broken to start the third set, sixth-ranked Svitolina stormed home, winning six straight games to triumph 6-3, 3-6, 6-1. READ: Elina