Defending champion Jack Sock advances to quarters in Houston

Thursday April 7th, 2016

Get breaking news and SI’s biggest stories instantly. Download the new Sports Illustrated app (iOS or Android) and personalize your experience by following your favorite teams and SI writers.

HOUSTON (AP) — Defending champion Jack Sock beat Australia’s Matthew Barton 6–2, 7–6 (5) on Thursday to reach the quarterfinals in the U.S. Men’s Clay Court Championship.

The fourth-seeded American won last year at River Oaks for his first ATP Tour title. He will face the winner of a match between seventh-seeded Marcos Baghdatis of Cyprus and Fernando Verdasco of Spain.

WERTHEIM: Mailbag: Why Novak Djokovic is as dominant as ever

Third-seeded Feliciano Lopez of Spain also advanced, beating Lukas Lacko of Slovakia 7–6 (4), 6–1. Lopez will face Tim Smyczek, a 6–2, 6–4 winner over Donald Young in an all-American match.

Fellow Americans John Isner and Sam Querrey reached the quarterfinals Wednesday. The top-seeded Isner will face South Korea’s Chung Hyeon, and the fifth-seeded Sam Querrey will play Argentina’s Juan Monaco.

SI Apps
We've Got Apps Too
Get expert analysis, unrivaled access, and the award-winning storytelling only SI can provide—from Peter King, Tom Verducci, Lee Jenkins, Andy Staples, Grant Wahl, and more—delivered straight to you, along with up-to-the-minute news and live scores.