World No . 3 Roger Federer moves into the second round of the Dubai Championships . The 16-time grand slam winner took just 18 minutes to wrap up the first set 6-0 against his French opponent but struggled in the second before eventually taking it on a tie-break . 16-time Grand Slam champion Rafael Nadal is eliminated in straight sets by Frenchman Jo-Wilfried Tsonga. No . 3 seed Andy Murray labors to 6-3 4-6 6-4 victory over qualifier Michael Berrer . No . 5 seed Tomas Berdych and Argentina 's Juan Martin Del Potro also win .
World No . 3 Roger Federer moves into the second round of the Dubai Championships . 16-time Grand Slam champion Rafael Nadal is eliminated in straight sets by Frenchman Jo-Wilfried Tsonga. No . 3 seed Andy Murray labors to 6-3 4-6 6-4 victory over qualifier Michael Berrer . No . 5 seed Tomas Berdych and Argentina 's Juan Martin Del Potro also win .