Gallery: 
 

Reuters Novak Djokovic of Serbia serves to Simon Greul of Germany during their match at the Wimbledon tennis championships in London - Photo

Novak Djokovic of Serbia serves to Simon Greul of Germany during their match at the Wimbledon tennis championships in London

Novak Djokovic of Serbia serves to Simon Greul of Germany during their match at the Wimbledon tennis championships in London - Wednesday July 1, 08:42 PM