Dec 19 (Reuters) – Japanese world champion Akane Yamaguchi will face ‍an immediate rematch with world-number-one An Se-young in the women’s semi-finals of badminton’s World Tour Finals, after the South Korean beat her in a Group A clash in Hangzhou on Friday. Thailand’s Ratchanok Intanon beat Han Yue to finish second in Group B. Intanon […]