India's Sania Mirza and Switzerland’s Martina Hingis were unstoppable in the year-end WTA doubles finals at Singapore on Sunday as they dominated play in the title clash against Spanish duo of Garbine Muguruza and Carla Suarez Navarro. The Indo-Swiss pair started by handing out a bagel to the Spaniards in the first set, before taking the second with consummate ease. Sania and Hingis began their playing journey in March 2015