India conceded a 28-run lead after their first innings ended at 307 in the post-lunch session on the third day of the second Cricket Test against South Africa in Centurion today.Skipper Virat Kohli was the last man out after a fighting 153-run knock. For the hosts, Morne Morkel claimed 4 wickets. Brief Scores:South Africa 1st innings: 335 all outIndia 1st innings: 307 all out.