Ukrainian veteran Elina Svitolina beat world No. 2 Aryna Sabalenka in a rollercoaster three-set match on Friday to punch her ticket to the WTA Finals last four, 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. “It was