LONDON, ENGLAND - JUNE 07: Juan Martin del Potro of Argentina receives medical attention after he injured his leg during his Men's Singles first round match against Denis Istomin of Uzbekistan on day... more 
LONDON, ENGLAND - JUNE 07: Juan Martin del Potro of Argentina receives medical attention after he injured his leg during his Men's Singles first round match against Denis Istomin of Uzbekistan on day two of the AEGON Championships at Queens Club on June 7, 2011 in London, England. (Photo by Clive Brunskill/Getty Images) less 
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Getty Images | Photo By Clive Brunskill / Getty Images
Tue, Jun 7, 2011 9:11 AM EDT