Dallas Open: Daniel advances thanks to late retirement by Lestienne
Taro Daniel benefited from the retirement of Constant Lestienne (4-6, 6-4, 5-0) on Monday and will face Tommy Paul next

Japanese Taro Daniel moved into the second round of the Dallas Open when Frenchman Constant Lestienne retired on Monday night at the Styslinger/Altec Tennis Complex.
Daniel, ranked No 62, led 4-6, 6-4, 5-0 when Lestienne, ranked No 104, pulled out at the Styslinger/Altec Tennis Complex on Monday night.
The Japanese player will face second seed Tommy Paul next.
Dallas ATP 250, other first-round results (Styslinger/Altec Tennis Complex, hard, USD 756.020, most recent results first):
- Dominik Koepfer vs. Aleksandar Kovacevic
- Jordan Thompson vs. Adam Neff
- Ethan Quinn vs. Rinky Hijikata
- Denis Kudla vs. Radu Albot
- Pedro Martinez vs. Yoshihito Nishioka
- Emilio Nava vs. Michael Mmoh
- Steve Johnson vs. Christopher Eubanks
- Nicolas Moreno De Alboran vs. Marcos Giron
- James Duckworth vs. Zachary Svajda
- Tennys Sandgren vs. Alex Michelsen
- Mitchell Krueger vs. Max Purcell