2nd rd

Amanda Anisimova (USA x4) bt Madison Brengle (USA) 6-2, 6-2

Zheng Saisai (CHN) bt Danielle Collins (USA x8) 6-2, 6-0

Donna Vekic (CRO x5) bt Victoria Azarenka (BLR) 6-4, 6-3

Kristie Ahn (USA) bt Elise Mertens (BEL x3) 6-3, 6-3