lieutenant colonel anthony shaffer senior fellow at the center for advanced studies led the black ops team in afghanistan. aaron david miller public policy fellow at the woodrow wilson international center who advised six different secretaries of state on arab/israeli negotiations. we assume this is clearly a diplomatic challenge for the moment, a rather intense one and perhaps nerve-racking but where would you begin your diplomacy today understanding the leverage that china would hold in iran, understanding some of the leverage the united states could have in israel, to simply cool this off a little bit? hard to do that, dylan. given the gaps that exist between the united states and iran and the fundamental mistrust collected over a period of the last 40 or 50 years. i mean, there are certain realities. the united states does not control the world. we basically have imposed as tough sanctions as we've imposed on any nation. you've got cyber attacks. you have assassinations, designed, presumably, others are carrying them out. to delay or retard the iranian nuclear program. but the rea