On Thursday, Stormy Daniels faced tough cross examination from Donald Trump’s attorneys in his hush money trial in Manhattan. By most accounts, she responded with humor and harsh mockery directed at Trump, which helped parry their assaults on her credibility. The ridicule, however, could serve another purpose: It could help convince the jury that Trump had a clear motive for committing crimes related to the hush-money scheme. We talked to former federal prosecutor Barbara McQuade, who explains how Daniels’s testimony may have damaged Trump more deeply than it first appears.

Learn more about your ad choices. Visit megaphone.fm/adchoices