WASHINGTON – President Trump outlined a revised vision for the U.S. war in Afghanistan on Monday, pledging to end a strategy of “nation-building” and instead institute a policy aimed more squarely at addressing the terrorist threat that emanates from the region. “I share the American people’s frustration,” he said. “I also share their frustration over a foreign policy that has spent too much time, energy, money – and, most importantly, lives – trying to rebuild countries in our own image instead of pursuing our security interests above all other considerations.” But Trump provided few specifics about his policy and how much the U.S.