Welcome to the GZERO. What is the GZERO? We'll get to that. On today's public television premiere of GZERO World with Ian Bremmer, Ian goes around the world (geopolitically speaking) with Kentucky Senator Rand Paul and he previews Monday's remarkable little summit in Helsinki between The Donald and Vlad. And on Puppet Regime, Crazy Donnie's got some tariffs you won't believe. Let's get to it. —GZERO