The Second Seed Indo-Pak duo of Rohan Bopanna and Aihsan ul Haq Qureshi have begun their quest for the doubles title at the Dubai Duty Free ATP Tennis Championship. <br/><br/>In the first round match yesterday, they defeated Russian-Romanian pair of Nikolay Davydenko and Victor Hanescu 6-1, 5-7, 10-8. In the Singles, five time champion and fourth seed Switzerland's Roger Federer defeated Germany's Benjamin Becker 6-1, 6-4 in straight sets. Andreas Seppi defeated Florino Mayer in three sets 4-6,6-1,7-5.<br/><br/>India's Somdev DevVarman will play against Second seed Argentina Juan Martin Del Potro in the first round today. Number One seed Novak Djokovic will take on Uzbek qualifier D Istomin while fifth seed Jo Wilfried Tsonga will be pitted against Romanai's Victor Hanescu.