 He says mudslides and flooding from heavy rains are also a threat. Debbie Elliott, NPR News. On Wall Street, stocks closed higher today, with the Dow Jones Industrial Average gaining 162 points. The Nasdaq Composite Index rose 149 points, and the S&P 500 added 33. U.S. futures are lower in after-hours trading. I'm Shea Stevens. This is NPR. Support for NPR comes from NPR stations.