WTA Finals: Aryna Sabalenka battles past Karolina Muchova in her opening match at Indian Wells

Aryna Sabalenka got off to a winning start at the WTA Finals in Indian Wells, battling past Karolina Muchova 7-6 (7-2) 7-5, while Mirra Andreeva was also victorious in her Group 2 opener on Monday.

A two-time beaten finalist in the WTA Finals - inclu... [3544 chars]

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