South Africa batsman Tristan Stubbs scored an unbeaten 68 to steer his side to 185-4 at stumps on the second day of the second Test against Pakistan on Tuesday, but two late wickets saw the hosts keep a firm grip on the contest. The usually swashbuckling Stubbs produced a circumspect innings, featuring in a 113-run partnership with Tony de Zorzi as South Africa looked to haul in Pakistan’s first innings score of 333. South Africa still trail by 148 runs with Stubbs and Kyle Verreynne (10 not out) to resume at the Rawalpindi Cricket Stadium on Wednesday. The 25-year-old Stubbs had been promoted back to No. 3 in South Africa's batting lineup after a poor run in the middle order...