In Tennis, the re-united pair of Sania Mirza and Martina Hingis will play in the semi-finals of the WTA Finals in Singapore today. The second seeded Indo-Swiss pair, who are the defending champions, will take on the fourth placed Russian team of Ekaterina Makarova and Elena Vesnina.Famously known as Santina, Sania and Hingis had parted ways in August and decided to reunite to defend the title. They had, earlier, become the world number one doubles team by winning 41 matches in a row.The other semi-final today will be held between the top-seeded French team of Kristina Mladenovic and Caroline Garcia and the American-Czech duo of Bethanie Mattek-Sands and Lucie Safarova.In the Singles semi-finals, world number one Angelique Kerber will meet second seed Agnieszka Radwanska, while Svetlana Kuznetsova will face Dominika Cibulkova.