U.S. says situation in Gambia 'dangerous,' U.N. council briefed

By Michelle Nichols UNITED NATIONS (Reuters) - The United Nations Security Council on Monday discussed ruling Gambian President Yahya Jammeh's refusal to step down, with U.S. Ambassador Samantha Power later describing the situation in the West African country as "very dangerous." Jammeh, in power for 22 years, quickly conceded defeat to opposition candidate Adama Barrow after a Dec. 1 presidential election. "It is a very dangerous moment," Power told reporters after the briefing. "We know that t