if the u.s. does nothing, there's a risk of escalation. both sides, particularly the u.s., is in a tricky situation. and it's tough when you hear the trump administration suddenly talking about the importance of the united nations and alliance building. it's quite difficult to see how the u.s. gets out of this box. >> zanni, spoken for some time on this program about how iran far from being wide i'd aeyed ad radical have played their cards for a long time, a regime that's not only survived but thrived in the world's most tur mumultuous region. why would they take these saudi