U.N. Secretary-General Kofi Annan said on Wednesday he was encouraged by Sudan’s acceptance of a hybrid African Union-U.N. force for the troubled Darfur region but the test would lie in its implementation. Annan briefed the U.N. Security Council on a letter from Sudan President Omar Hassan al-Bashir in which Khartoum endorsed a three-step U.N. proposal to strengthen the understaffed African Union force of 7,000. Full Story