Malian club Djoliba became the first qualifiers for the 2012 CAF Confederation Cup semi-finals after a dramatic 2-1 triumph away to Moroccan outfit Wydad Casablanca.
Aboubacar Bangoura snatched a last-minute winner as Djoliba repeated the victorious scoreline of Bamako two weeks ago and took an unassailable seven-point Group B lead.
Alou Bagayoko put the visitor ahead after 11 minutes at the vast Stade Mohammed V Stadium in the Moroccan commercial capital and was yellow carded before Abderrazak El Mnasfi levelled midway through the opening half.
Djoliba has 10 points, AC Leopards of Congo Brazzaville three and Wydad and 2009 Confederation Cup winner Stade Malien of Mali two each with the top two finishers advancing to the semi-finals.
Surprise qualifier Leopards, who eliminated several big-name clubs en route to the eight-team mini-league phase, host Stade later this weekend and a win would leave them well-placed to march on with Djoliba.
Al-Hilal heads Group A followed by fellow Sudanese sides Al Merreikh and Al Ahly Shandy while Angolan police team InterClube are all but out of the reckoning after taking just one point from four outings.
South Korean media blamed Iran for angry scenes at a tense FIFA World Cup qualifier which ended with fans pelting debris on to the pitch and the visiting coach under fire for a rude gesture.