Wsj Your Money Briefing

The Dow Jones Industrial Average's record close above 30000 marks a 62% rally from its low in March. Markets reporter Michael Wursthorn explains the role that day traders' psychology played in the rally, and the discipline that may be needed to profit going forward. J.R. Whalen hosts. Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.