Sam Querrey reaches the quarterfinals of Moselle Open

Sam Querrey moved into the quarterfinals in Metz when Paul-Henri Mathieu retired while trailing 6-2.
Mike Groll/AP

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 This material may not be published, broadcast, rewritten, or redistributed.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, Grant Wahl, Andy Staples and more — delivered straight to you, along with up-to-the-minute news and live scores.