Zambian women sing at the Lusaka international airport April 12, 2008, as they wait for the arrival of heads of states attending the Southern African Development Community (SADC) summit. Zimbabwe's President Robert Mugabe has said he will not attend the SADC summit in Lusaka later on Saturday, called by Zambian President Levy Mwanawasa to discuss the impasse over Zimbabwe's disputed elections. REUTERS/Siphiwe Sibeko (Zambia)
REUTERS/SIPHIWE SIBEKO