SOUTH Africa goalkeeper Ronwen Williams saved four penalties in the post-match shootout against the Cape Verde Islands to carry his country into the last four of the Africa Cup of Nations after a 0-0 draw in their quarter-final. Mothobi Mvala scored the decisive kick to make it 2-1 on penalties and win South Africa a semi-final place for the first time since 2000 but they were fortunate to get past the smallest nation in the tournament at Charles Konan Banny Stadium. South Africa now takes on Nigeria in Bouake in their semi-final on Wednesday. It was a game full of…