Mozambique's President Armando Guebuza (R) shows the way to his counterparts Zimbabwean Robert Mugabe (C) and South African Jacob Zuma (L) as they arrive at the summit of the Southern African Development Community (SADC) troika in Maputo, Mozambique. The emergency summit is aimed at hauling Zimbabwe's fragile power-sharing deal out of a three-week impasse that has paralysed the unity government. Photo:Unati Ngamntwini/AFP