HOUSTON (AP) -- Fourth-seeded Fernando Verdasco beat Donald Young Jr. 7-6 (1), 6-1 on Friday in the quarterfinals of the U.S. Men's Clay Court Championships.

Verdasco, from Spain, will face Santiago Giraldo in the semifinals Saturday. Giraldo beat Colombian countryman Alejandro Gonzalez 6-3, 6-4.

Sam Querrey beat Dustin Brown 6-3, 6-7 (8), 6-3 to set up a match against third-seeded Nicolas Almagro, a 6-2, 6-4 winner of Jack Sock.

In the doubles semifinals, top-seeded Bob and Mike Bryan beat Chris Guccione and Lleyton Hewitt 7-5, 6-3, and Verdasco and David Marrero topped Giraldo and Gonzalez 6-4, 6-2.

Copyright 2014 Associated Press. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed.

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, Seth Davis, and more - delivered straight to you, along with up-to-the-minute news and live scores.