German qualifier Dominik Koepfer advanced to the second round of the Washington tournament, beating SoonWoo Kwon two sets to one (3-6, 6-3, 6-4) early Monday evening at Rock Creek Park Tennis Central Washington.
The other posters of the first round in Washington (ATP 500, Rock Creek Park Tennis Center, hard, $2,108,110, results are displayed from newest to oldest):
- Mackenzie McDonald – Emil Ruusuvuori: to play
- Sebastian Korda – Ilya Ivashka: to play
- Nick Kyrgios – Marcos Giron: to play
- Benjamin Bonzi – Christopher Eubanks: to play
- Yoshihito Nishioka – Jenson Brooksby: to play
- David Goffin – Jack Sock: to play
- Peter Gojowczyk – Benoit Paire: Monday program
- Adrian Mannarino – Bradley Klahn: Monday program
- Stefan Kozlov – Jack Draper: Monday program
- Andy Murray – Mikael Ymer: Monday program
- Tung-lin Wu – Alexei Popyrin: Monday program
- James Duckworth – Borna Gojo: Monday program
- JJ Wolf – Taro Daniel: Monday program
- Denis Kudla – Michael Mmoh: Monday program
- Kyle Edmund – Yosuke Watanuki (Q): 6-4, 7-6 [8]