Serena Williams has withdrawn from next week's Swedish Open as she has not fully recovered from her Wimbledon illness.
Top seed John Isner eased into the quarter-finals of the Hall of Fame Tennis Championships with a routine victory.
Louk Sorensen booked his place in the second round of the Mercedes Cup with a straight-sets win over Igor Sijsling.
Simona Halep pleased her home crowd as she eased into the second round of the Bucharest Open.
Tour debutant Renzo Olivo pulled off an upset to dump Tommy Robredo out of the second round of Swedish Open.
Andrea Petkovic eased into the quarter-finals of the Nurnberger Gastein Ladies by beating Dinah Pfizenmaier.
The singles champions at this year's US Open will earn US$3million for their efforts.
In his latest Net Talk column, our Andy Schooler reflects on Wimbledon with an A-Z look back on events in SW19.
Lleyton Hewitt has moved into the second round of the the International Tennis Hall of Fame tournament in Newport.
Sixth seed Jeremy Chardy was beaten by Pablo Cuevas at the Swedish Open in Bastad on Tuesday.