A sharp slide for Walmart on Thursday helped pull Wall Street off of its record. The S&P 500 slipped 0.4% for its first drop after setting all-time highs in each of the last two days. The Dow Jones Industrial Average lost 450 points,

Wall Street is retreating from its record as a slide for Walmart weighs on U.S. stock indexes Thursday. The S&P 500 was down 0.6% in morning trading after setting all-time highs in each of the last two days.