Stream now with the PBS app / Watch Thursday, Aug. 7, 2025 at 11:30 p.m. on KPBS TV. As the U.S. imposes sky-high tariffs and renegotiates trade agreements, it’s rewriting the rules of the global economy. So far tariffs have had a limited impact, but is this just the calm before a very big storm? What happens when globalization’s biggest backer becomes its biggest critic? Fareed Zakaria joins Ian Bremmer.