President Trump’s tariffs aim to bring manufacturing back to the U.S.—including iPhones. WSJ’s Joanna Stern breaks down exactly how tough it would be to build iPhones here, and how tariffs could affect the price of your next phone.

特朗普总统的关税旨在将制造业带回美国——包括iPhone。华尔街日报的Joanna Stern详细分析了在美国制造iPhone到底有多困难,以及关税如何影响你下次购买手机的价格。