AP Top Business News at 6:38 a.m. EDT

China memory chipmaker CXMT's shares soar in a blockbuster share listing in ShanghaiMediators see progress in diplomatic efforts to halt Iran war, 2 regional officials sayOil prices sink nearly 7% and world shares gain as Chinese chipmaker CXMT soars in Shanghai debutTrump is set to defend his economic policies in Michigan, where new Canadian tariffs may stingOil prices ease after US and Iran pause their attacksA forced-labor crackdown or an end-run around Congress? Dissecting Trump's new tariffsCheaper, open and intelligent: Chinese AI models gain ground, as they make inroads in the USAmericans rewire their grocery shopping routines while digesting the biggest price jump in 50 yearsSmall businesses file lawsuits against Trump's new sweeping tariffsUS and Iran pause their attacks after day