Dallas Open: Giron makes second round

No 7 seed Marcos Giron advanced to the second round of the Dallas Open by defeating qualifier Alex Rybakov 6-4, 6-7 (1), 6-1 at the Styslinger/Altec Tennis Complex on Tuesday.

Giron, ranked No 55, will play the winner of the match between German Oscar Otte and American Christopher Eubanks next.

Dallas ATP250, other first-round results (Styslinger/Altec Tennis Complex, hard, USD 737.170, most recent results first):

• John Isner vs. Chun-Hsin Tseng
• Yibing Wu vs. Michael Mmoh
• Radu Albot vs. Liam Krall
• Emilio Gomez vs. Taro Daniel
• Zachary Svajda vs. Daniel Altmaier
• Oscar Otte vs. Christopher Eubanks
• J.J. Wolf vs. Brandon Holt
• Steve Johnson vs. Adrian Mannarino
• Jordan Thompson vs. Denis Kudla: tuesday
• Mackenzie McDonald beat Fernando Verdasco (Q): 6-3, 6-0
• Jack Sock (WC) beat Ilya Ivashka: 7-6 (2), 4-6, 6-4