Practicing ahead of his US Open quarter-final match against Dominic Thiem, Rafael Nadal uses an ''Ice Jacket'' prototype to refresh under NYC high temperatures. You can see it at 18:00 on this video.

What a reaction and what a touch on this drop shot from Grigor Dimitrov to drop the ball back against Ryan Harrison in Shanghai.

Rafael Nadal vs Jo-Wilfried Tsonga - ATP Miami 2012. Highlights (bojan svitac)

Serena Williams, sick (virus), has to retire against Alize Cornet in Wuhan Open second round. This situation strangely looks like her retirement in the last Wimbledon doubles draw.

Denis Shapovalov Backhand special against Fabio Fognini in Toronto.

Roger Federer vs Juan Martin Del Potro - ATP Dubai 2012. Highlights