Tennis-Andreeva reaches WTA Finals semis, Svitolina fights back to beat Muchova
INDIAN WELLS, California, Nov 11 (Reuters) - World number three Mirra Andreeva booked her place in the semi-finals of the WTA Finals with a 6-4 6-0 win over Aryna Sabalenka on Wednesday, while Elina Svitolina battled back to beat Karolina Muchova and keep her hopes alive.