US Clay Court Championships: Brouwer beats Isner, through to last eight

Dutchman Gijs Brouwer beat American John Isner, the No 4 seed, 6-4, 7-6 (4) to reach the last eight of the US Clay Court Championships at River Oaks Country Club in Houston on Saturday.

Brouwer, ranked No 123, will face No 5 seed J.J. Wolf next.

In the previous round of the Houston Open, the Dutchman won against American Aleksandar Kovacevic (6-4, 6-4).

Houston ATP250, other second-round results (River Oaks Country Club, clay, USD 642.735, most recent results first):

• Yannick Hanfmann vs. Tommy Paul
• Marcos Giron vs. Tomas Machac
• Cristian Garin vs. Zizou Bergs
• Tomas Martin Etcheverry vs. Max Purcell
• Frances Tiafoe vs. Steve Johnson: saturday
• J.J. Wolf beat Denis Kudla: 6-4, 6-1
• Daniel Elahi Galan vs. Jason Kubler: saturday