No. 3 seeds Timea Babos of Hungary and Kristina Mladenovic of France became the first team to successfully defend a WTA Finals doubles title in 11 years. They defeated No. 2 seeds Hsieh Su-Wei of Taiwan and Barbora Strycova of the Czech Republic 6-1, 6-3 in a flawless performance to lift the Martina Navratilova Doubles […]