2nd rd
Ricardas Berankis (LTU) bt Damir Dzumhur (BIH x8) 6-3, 6-4
Donald Young (USA x3) bt Marcel Granollers (ESP) 6-1, 7-6 (7/2)
Benjamin Becker (GER) bt John Millman (AUS) 6-2, 7-6 (8/6)
Taylor Fritz (USA) bt Steve Johnson (USA x2) 7-6 (7/5), 7-6 (9/7)