Atlanta Open: Duckworth books spot in second round, defeating Koepfer

Australian James Duckworth reached the second round of the Atlanta Open by beating German qualifier Dominik Koepfer 6-1, 6-7 (5), 6-3 at the Atlantic Stadion on Tuesday night.

Atlanta ATP 250, other first-round matches (Atlantic Stadion, hard, USD 792.980, most recent results first):

• Peter Gojowczyk vs. Adrian Mannarino: wednesday
• Andres Martin (WC) beat Thanasi Kokkinakis: 6-3, 6-2
• Ben Shelton (WC) beat Ramkumar Ramanathan (Q): 6-2, 7-5
• Mackenzie McDonald beat Denis Kudla: 6-2, 7-6 (8)
• Tommy Paul (5) beat Jack Sock (WC): 6-1, 6-1
• Jenson Brooksby (6) beat Benoit Paire: 6-3, 6-1
• Ilya Ivashka beat Quentin Halys: 6-0, 3-6, 6-3
• John Millman beat Alexei Popyrin: 7-6 (1), 4-6, 6-3
• Brandon Nakashima (8) beat Jordan Thompson: 7-6 (5), 3-6, 6-3
• Taro Daniel (Q) beat Sebastian Korda: 1-6, 6-1, 6-3
• SoonWoo Kwon beat Marcos Giron: 7-6 (3), 4-6, 7-5