Dubai, United Arab Emirates
Davydenko of Russia hits a return to Federer of Switzerland during their men's singles quarter-final...
Nikolay Davydenko of Russia hits a return to Roger Federer of Switzerland during their men's singles quarter-final match at the ATP Dubai Tennis Championships, February 28, 2013. REUTERS/Jumana El Heloueh (UNITED ARAB EMIRATES - Tags: SPORT TENNIS)