Round-up: Novak Djokovic and Rafael Nadal were in superb form to advance to the last eight of the Shanghai Masters.
John Isner was pushed hard before coming through a tough opening match at the Shanghai Masters.
Rafa Nadal is one victory away from returning to the top of the world rankings after beating Fabio Fognini at the China Open.
Novak Djokovic beat Fernando Verdasco 7-5 2-6 6-2 to move into the quarter-finals of the China Open.
Great Britain have been drawn to face the United States away from home in their Davis Cup World Group return.
Roger Federer beat Carlos Berlocq 6-3 6-2 6-1 to ease into the third round of the US Open at Flushing Meadows.
Order of play for day four of the US Open, with Rafa Nadal, Roger Federer, Serena Williams and Victoria Azarenka all on court.
Frenchman Gael Monfils and Juergen Melzer of Austria won their semi-finals to advance to the final of the Winston-Salem Open.
Organisers have announced the seedings for the US Open and Roger Federer is seeded only seventh.
Round-up: Grigor Dimitrov knocked out 13th seed Nicolas Almagro on a day of upsets at the Cincinnati Masters.
Round-up: Juan Martin Del Potro reached the quarter-finals of ATP Washington courtesy of a 6-3 6-3 win against Bernard Tomic.
ATP World Tour rankings on Monday (Last week's positions in brackets):
ATP World Tour Finals
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