India, Dec. 20 -- Hard-hitting India batters Tilak Varma and Hardik Pandya hammered fine half-centuries while spinner Varun Chakravarthy snared four wickets as India defeated South Africa by 30 runs to clinch the five-match T20I series 3-1 in Ahmedabad on Saturday. With Varma (73 off 42 balls) and Pandya (63 off 25 balls) in full flow, India scored a competitive 231 for 5 and restricted the visitors to 201 for 8. But skipper Suryakumar Yadav's poor run continued - he scored just five runs.P24...