Wall Street ends near flat on cautious note ahead of Fed
NEW YORK, Sept 21 - U.S. stocks ended near flat on Tuesday after a broad sell-off the day before, with worries over caution ahead of Wednesday's Federal Reserve policy news keeping a lid on the market.Trading was choppy, with the Dow and S&P 500 erasing session gains just before the close, while the Nasdaq finished slightly higher.Shares of Walt Disney Co fell 4.2% and were the biggest drag on both the S&P 500 and Dow after Chief Executive Officer Bob Chapek said the resurgence of the Delta var