Well tonight he appointed a new National Security advisor, a week after losing his last one. General hr mcmaster is the new one. Lets talk to mark urban our diplomatic editor. Tell us about general mcmaster. It is this if the workings of the washington machine and state are acting to wall in the Trump White House with sensible people. In iraq at a time when there was no battle very close to mosul, that brought him to the Attention Of General Petraeus who pushed him through his Promotion Board to brigadier general. He spent some time in london as well at the International Institute for strategic studies. A thoughtful and experienced man in the business of the complexities of modern operations. How difficult was it for President Trump to fill this post . Shockingly so, in a way. You wouldve thought there would be any manner of sharp elbowed washington operatives wanting to get in there. But after the departure of General Flynn and the circumstances of that, it seems that a couple people