CNN —In a matchup that could be an insight into the future of women’s tennis, Coco Gauff overcame Mirra Andreeva in straight sets to advance into the third round of the US Open. “I’m just used to the heat; I’m used to sweating. Gauff made lightwork of Andreeva in the sweltering conditions during their second-round match. Robert Prange/Getty ImagesDespite losing in convincing fashion to Gauff, at just 16 this is clearly just the beginning for Andreeva. Teenager Mirra Andreeva is one of tennis' rising stars and has impressed during her young career.

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Persons: Coco Gauff, Mirra Andreeva, –, I’m, ” Gauff, Gauff, ”, Arthur Ashe, “ I’m, Robert Prange, Elise Mertens, America’s Danielle Collins, Mirra, Angela Weiss, Taylor Townsend, Brazil’s Beatriz Haddad Maia, Townsend, Magdalena Fręch Organizations: CNN, & Southern, Belgian, Getty Locations: Flushing Meadows, South Florida, Andreeva