South Africa took control after Sri Lanka were bowled out for 154 in first innings. © AFP South Africa and Sri Lanka were locked in a tense, low-scoring battle at the end of the second day of the second Test at St George’s Park on Friday. Needing 197 runs to achieve a historic series win, Sri Lanka were 60 for two at the close. It was an extraordinary day’s play during which 18 wickets fell and 282 runs were scored, leaving both teams with a chance of victory. Sri Lanka, who won the first Test in Durban by one wicket, will become the first team from Asia to win a Test series in South Africa if they can score 137 more runs, while South Africa will earn a face-saving share of the series by taking the remaining eight wickets.South Africa seemed set to take control when Sri Lanka collapsed in a flurry of strokes to be bowled out for 154 before lunch, giving South Africa a first innings lead of 68 runs.But Sri Lanka’s bowlers hit back, bowling out the hosts for a paltry 128 – by 40 runs their lowest total in a home Test against the islanders.Suranga Lakmal,…