Iraqi security experts and officials warn that the U.S. troop pullout from Iraq creates a security vacuum that could allow Islamic State sleeper cells to stage a comeback

From the articlePentagon says US troop withdrawal from Iraq is completeAlso in Trump hails the US military’s exit from Iraq after 12-year mission against Islamic State, Pentagon says it has formally completed withdrawal of US troops from Iraq, U.S. confirms withdrawal of troops in Iraq, leaving questions about country's security | CBC News, ‘Quagmire’ over: Trump hails US exit from Iraq after 12-year ISIS mission