CHENNAI: When the World Cup fixtures came out, South Africa on a Chennai turner should have been marked by Pakistan as a likely 'win'. Things haven't quite gone to script since then and now the two teams are on two ends of the spectrum.While South Africa are closing in on a semifinal berth with four wins in their kitty, Pakistan have to beat the Proteas at Chepauk on Friday to stay relevant for a semis berth going forward.And after the loss against Afghanistan on Monday, things have become...