World ruling body FIFA begins investigation into incident before World Cup qualifier . The probe is expected to last for at least a month and could result in the suspension of players or even their expulsion from the tournament, according to reports. Egypt won the match to force play-off , which Algeria won 1-0 in game held in neutral Sudan . The North African rivals have a history of tensions , and other meetings have caused riots .
World ruling body FIFA begins investigation into incident before World Cup qualifier . Three of Algeria 's players were injured as Egyptian fans threw stones at team bus in Cairo . Egypt won the match to force play-off , which Algeria won 1-0 in game held in neutral Sudan . The North African rivals have a history of tensions , and other meetings have caused riots .