by Sylvie Lanteaume Agence France-Presse WASHINGTON, United States (AFP) – The United States is considering a stepped-up military presence in Africa to pursue Islamic State group jihadists looking for new havens after the fall of their “caliphate,” American officials say. After IS lost its de facto capital Raqa in Syria this month, and its Iraqi stronghold of Mosul earlier, the group “has aspirations to establish a larger presence” in Africa, the US military’s top officer General Joseph […]