India's Sania Mirza bagged her second Doubles title of the season, after she and her American partner Bethanie-Mattek Sands won the Dubai Tennis Championships yesterday. The Indo-American duo defeated the second seeded Russian-Slovenian combination of Nadia Petrova and Katarina Srebotnik, 6-4, 2-6, 10-7.Meanwhile, Czech Republic's Petra Kvitova yesterday clinched the Women's Singles trophy. In the finals, she defeated Sara Errani of Italy, 6-2, 1-6, 6-1 to win her career's 10th title.