Since its enactment in 2000, the African Growth and Opportunity Act, or AGOA, has been at the core of U.S. economic policy and commercial engagement with Africa and one expert says African nations should work together on trade talks. More than 1.1 million doses of an oral cholera vaccine have arrived in South Sudan, as the government launched a program to inoculate more than 80 percent of the population. The 119th U.S. Congress will come into session Friday, but after a contentious battle over government funding last month, the Republican Party’s seemingly unified control of the Senate, House of Representatives and presidency faces challenges.