Sudanese anti riot forces stand guard ahead of the 2010 World Cup qualification play-off match between Egypt and Algeria in Khartoum, Sudan, 18 November 2009. Sudan's security forces threw a tight security cordon around Khartoum to prevent violence between fans of Algeria and Egypt, who will fight for a place at the football World Cup finals. Western embassies and the United Nations in Sudan warned staff and citizens to stay clear of the playoff between Algeria and Egypt, fearing violence in the fight for Africa's last place in the finals