Roddick into last eight

Top seed Andy Roddick had to dig deep in a tough encounter with Rajeev Ram before booking his place in the quarter-finals of the Atlanta Tennis Championships.

The world number nine, back in action for the first time since Wimbledon, became the fifth American to reach the last eight of the hard-court tournament by posting 6-1 6-7 (1/7) 6-3 triumph.