U.N. Secretary-General Kofi Annan, who leaves office in less than two weeks, is making a last-ditch effort to convince Sudan to accept a much stronger peacekeeping force in Darfur, a U.N. spokesman said on Monday. Annan is sending a top aide, Ahmedou Ould-Abdallah, to Khartoum on Wednesday to pin down the government’s position on his proposal to build up the African Union mission already in Darfur with substantial U.N. resources in a proposed “hybrid” force, U.N. chief spokesman Stephane Dujarric said. Full Story