 The Dow gained 162 points Tuesday. The S&P 500 closed above 5,500. Jeff Claybaugh, WTOP News. 740. Hundreds of thousands of people are expected to be along the National Mall the day after tomorrow for the annual 4th of July fireworks display. WTOP's Scott Gellman tells us law enforcement is preparing for all types of weather and emphasizing safety for everyone who attends.