Nigeria became Wednesday (May 24) the first African team to qualify for the knockout stage in the Under 20 World Cup taking place in Argentina. It was soon joined by The Gambia. Senegal and Tunisia are still fighting to advance in the competition.Nigeria became Wednesday (May 24) the first African team to qualify for the knockout stage in the Under 20 World Cup taking place in Argentina. It was soon joined by The Gambia. Senegal and Tunisia are still fighting to advance in the competition.[#item_full_content]