Houston Open: Mmoh makes second round

American wildcard Michael Mmoh beat Peruvian Juan Pablo Varillas 6-2, 7-6 (4) to advance to the second round of the Houston Open at River Oaks Country Club on Tuesday evening.

Mmoh, ranked No 123, will play the winner of the match between American Alex Michelsen and Australian Max Purcell, the No 8 seed, next.

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

• Jordan Thompson vs. Yibing Wu
• Marcos Giron vs. Denis Shapovalov
• Thanasi Kokkinakis vs. Aleksandar Kovacevic
• Alex Michelsen vs. Max Purcell: tuesday
• James Duckworth beat Gijs Brouwer (Q): 6-3, 6-3
• Luciano Darderi beat Denis Kudla (WC): 3-6, 7-6 (3), 6-2
• Daniel Elahi Galan beat Benoit Paire: 7-6 (13), 6-4
• J.J. Wolf beat Alexander Ritschard (Q): 6-3, 2-6, 6-4
• Rinky Hijikata beat Christopher Eubanks (5): 7-6 (4), 7-6 (2)
• Zizou Bergs beat Patrick Kypson (Q): 7-6 (5), 6-3
• Brandon Nakashima beat Duje Ajdukovic: 6-1, 6-4