Winston-Salem: Two-time champion John Isner made it safely into the quarter-finals of the ATP hardcourt tournament at Winston-Salem on Wednesday, where compatriot Sam Querrey toppled second-seeded Kevin Anderson in straight sets. (Also Read: US Men Braced for More Grand Slam Misery)
Querrey, seeking a third straight semi-final appearance in the US Open tune-up, downed Anderson 7-6 (7/4), 6-4 to stretch his career record over the South African to 7-4.
"I played great out there. That was the best I've played all summer," said the 56th-ranked Querrey. "I was aggressive the whole time and returned well. I thought everything went pretty well."