KINSHASA, Congo, Aug 22, SPA -- The U.N. called Tuesday for an immediate cease-fire between rival army units fighting in Congo and said President Joseph Kabila and his campaign opponent ex-rebel leader Jean-Pierre Bemba must hold talks. «It is imperative that the fighting ends immediately andthat the two candidates in the presidential election meeteach other urgently for the well-being of the democraticprocess and above all for the Congolese population that has already suffered too much from armed conflict,» chief of the 17,500-strong U.N. peace mission in Congo, WilliamSwing, said in a statement, reported by the Associated Press.--SPA www.spa.gov.sa/384328