South Africa thrashed Bangladesh by an innings and 273 runs to secure their biggest win and a 2-0 series sweep after enforcing the follow on and dismissing the hosts for 143 on day three of the second test in Chittagong on Thursday. Seamer Kagiso Rabada decimated Bangladesh with five wickets as the Proteas skittled the hosts for 159 in their first innings to take a huge 416-run lead and they turned up the heat further after asking them to bat again. Bangladesh, who lost the opening game by