"Playing hardball with Mexico scores Trump points with his political supporters, but it could backfire horribly as immigration policy," he writes. "A southern neighbor with an economy wrecked by trade barriers and overwhelmed by Central American migration is recipe for a humanitarian crisis right at our doorstep."
Tim Hipps/U.S. Army IMCOM Public Affairs, Creative Commons license 2.0
Paul Chelimo, USA (left) and Mo Farah, Great Britain, medalists in the men's 5,000 meter run, Rio Olympic Games