As a high-stakes Trump–Xi summit looms, tensions over the Iran war and defiance of US sanctions threaten to derail what could be one of the year’s most consequential meetings. On Trumponomics, Bloomberg's Stephanie Flanders is joined by Jennifer Welch, chief geoeconomics analyst for Bloomberg Economics and Bloomberg News executive editor Dan Ten Kate to unpack whether the talks will happen—and what’s really at stake for the global economy if they do.