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Cops say they figure out a suspect’s intentions by watching his hands, not by listening to what comes out of his mouth. The same goes for American foreign policy. Whatever Washington may be saying about its global priorities, America’s hands tend to be occupied in the Middle East, site of all America’s major wars since Vietnam and the target of most of its foreign aid and diplomatic energy. How to handle the Middle East has become a major point in the presidential campaign, with President Obama arguing for flexibility, patience, and a long menu of options, and challenger Mitt Romney promising a tougher, more consistent approach backed by open- ended military force.