Jack Draper, Britain, def. Tommy Paul (7), United States, 6-0, 6-4.
Ben Shelton, United States, def. Daniel Evans, Britain, 2-6, 7-5, 7-6 (5).
Miomir Kecmanovic, Serbia, def. Diego Schwartzman, Argentina, 4-6, 6-3, 6-1.
Alex de Minaur (3), Australia, def. Taro Daniel, Japan, 6-2, 6-1.
Harri Heliovaara, Finland, and John Peers, Australia, def. Luis David Martinez, Venezuela, and Hans Hach Verdugo, Mexico, 6-4, 3-6, 10-7.
