Defending champions Senegal, South Africa and Burkina Faso qualified for the Africa Cup of Nations in matchday four on Tuesday while Namibia are close to joining them after a shock win over Cameroon.Mihlali Mayambela pounced on a loose ball to score the winner as South Africa defeated Liberia 2-1 in Monrovia and join shock 2022 World Cup semi-finalists Morocco as the Group K qualifiers.