The picture of the lifeless body of Syrian boy face down on a beach in Turkey seemed to jolt the world. Yes, a crisis is unfolding in parts of Europe where migrants from the Middle East and Africa are risking their lives to escape crises back home. While Europe confronts the reality of this influx, some warn the United States should be taking note. This could become a U.S. problem, with its roots in policies that attempted to keep America safely out crisis zones.