S&P Global's Dan Yergin: Iran war's impact on oil will come down to length of conflict

price of crude is surging back with a seven handle on fears of a further supply disruption uh in Iran. Joining us now with more, Daniel Jurgen, S&P global vice chairman. Dan, so many different angles to to talk about.I I guess the first one I'd ask is, is Iran still capable of shutting the straits where people are afraid to go through. And is there anything we can do uh to degrade their ability to shut that the straight. We we're doing everything else.>> Joe, the thing is people are afraid to go through. I ...