P.M. Edition for Mar. 31. The U.S. stock market caps off a tough quarter with a huge rally. WSJ markets reporter Hannah Erin Lang says there’s one big factor driving the turbulent trades. Plus, businesses paid $166 billion in illegal tariffs. WSJ legal affairs reporter Louise Radnofsky explains how uncertainty over refunds is leaving many companies in a cash crunch. And Unilever and McCormick strike a deal to create a giant new condiments company. Alex Ossola hosts. Sign up for the WSJ's free What's News newsletter. Learn more about your ad choices. Visit megaphone.fm/adchoices