Men
2nd rd
Daniel Evans (GBR) bt Grigor Dimitrov (BUL x12) 6-4, 6-4
Alexandr Dolgopolov (UKR x11) bt Jordan Thompson (AUS) 6-4, 1-6, 7-6 (7/4)
Benoit Paire (FRA x4) bt Jared Donaldson (USA) 6-0, 7-5
Sam Querrey (USA x8) bt Bjorn Fratangelo (USA) 6-7 (5/7), 6-4, 6-4
1st rd
Yoshihito Nishioka (JPN) bt Ivan Dodig (CRO) 6-4, 4-2, retired
Ryan Harrison (USA) bt Stephane Robert (FRA) 7-6 (7/1), 6-3
Lu Yen-hsun (TPE) bt Austin Krajicek (USA) 6-1, 7-6 (7/3)
Brian Baker (USA) bt Sam Groth (AUS) 7-6 (7/3), 7-6 (7/5)
Donald Young (USA) bt Ernesto Escobedo (USA) 6-4, 3-6, 6-3
Lukas Lacko (SVK) bt Denis Shapovalov (CAN) 7-6 (7/3), 4-6, 6-4
Malek Jaziri (TUN) bt Reilly Opelka (USA) 6-7 (4/7), 7-6 (7/4), 7-6 (7/3)
Women
1st rd
Camila Giorigi (ITA) bt Eugenie Bouchard (CAN x5) 7-5, 6-4
Christina McHale (USA) bt Monica Niculescu (ROM x8) 6-3, 6-4
Tamira Paszek (AUT) bt Lauren Albanese (USA) 6-3, 6-4
Sabine Lisicki (GER) bt Kristina Kucova (SVK) 6-3, 7-5
Naomi Broady (GBR) bt Irina Falconi (USA) 6-3, 6-4
Risa Ozaki (JPN) bt Sloane Stephens (USA x2) 6-2, 6-1
Monica Puig (PUR x3) bt Oceane Dodin (FRA) 6-2, 4-6, 6-3