SUDAN: Who's who in the opposition

SUDAN: Who's who in the opposition:

KHARTOUM, 26 July 2012 (IRIN) - Recent weeks have seen demonstrators, for the most part students, take to the streets of Khartoum - and to a lesser extent other Sudanese cities - to protest against the rising cost of living and call for an end to the 23-year rule of President Omar al-Bashir.