Houston Open: Etcheverry through to quarter-finals

Argentinian Tomas Martin Etcheverry, the No 4 seed, moved into the quarter-finals of the Houston Open by beating Colombian Daniel Elahi Galan 6-4, 6-4 at River Oaks Country Club on Thursday night.

Etcheverry, ranked No 30, will face American wildcard Michael Mmoh next.

In the previous round of the Houston tournament, Galan, ranked No 83, won against Frenchman Benoit Paire (7-6 (13), 6-4).

Houston ATP 250, other second-round results (River Oaks Country Club, clay, USD 742.350, most recent results first):

• Jordan Thompson vs. Aleksandar Kovacevic
• James Duckworth vs. Frances Tiafoe
• Michael Mmoh beat Max Purcell (8): 6-2, 7-5
• Marcos Giron (7) beat J.J. Wolf: 6-4, 6-3
• Ben Shelton (1) beat Zizou Bergs: 3-6, 6-4, 6-3
• Brandon Nakashima beat Rinky Hijikata: 6-1, 6-4
• Luciano Darderi beat Francisco Cerundolo (2): 6-4, 2-6, 7-6 (4)