Roger Federer and Andy Murray are through to the semi-finals at the Dubai Tennis Championship.
World number three Federer beat the Russian Mikhail Youzhny in straight sets and his semi-final opponent will be either Argentina's Juan Martin Del Potro or France's Jo-Wilfried Tsonga.
Murray overcame a knee injury to beat the Czech Tomas Berdych in straight sets, and he'll play the winner of the Novak Djokovic-Janko Tipsarevic match.