Dow, S&P hit record after GDP data

By Chuck Mikolajczak NEW YORK (Reuters) - U.S. stocks advanced on Tuesday, with both the Dow and S&P 500 building on a four-day rally to set new intraday records after an unexpectedly strong report on economic growth. The gains pushed the Dow over 18,000 for the first time in its history, with the index reaching a high of 18,020.19. The final estimate of the U.S. gross domestic product (GDP) for the third quarter was revised up to a 5 percent annual pace, its quickest in 11 years, from 3.9 p