A woman holds a placard reading "Free Gabon" during a demonstration of Gabonese associations at the Old Port of Marseille on September 4, 2016 to protest against the reelection of Gabon's president Ali Bongo. (Photo: AFP)
Libreville: The African Union said on Tuesday it would send a delegation to help resolve a standoff over presidential election results in Gabon that triggered days of deadly riots.