Could take months for U.S. blockade of Iran's ports to work, says Evercore's Altman

Roger Ultman is here. He's the founder and senior chairman of Evercore. It's great to have you here this morning.>> Thanks for having me. >> So many I mean just top level thoughts here. The seriousness of the blockade.Our last strategist was talking about are we going to have men on ships trying to you know stop the oil from going to China. I don't know. Um you've obviously seen a number of different conflicts like this.>> Four thoughts on Iraq. Yeah. >> First of all, no matter what your view of the origina ...