In Mali's Gao, electoral fraud suspicions arouse ethnic tensions The leader of the Malian opposition, Soumaïla Cissé has accused the incumbent president Ibrahim Boubacar Keita of "stuffing the ballot boxes" in the first round of the presidential election. In the north of the country accusations of electoral fraud are on everyone's lips, particularly in Gao, at the gateway to the desert. IMAGES AND SOUNDBITES