Reuters Plunging world markets reflected in Tokyo earlier TuesdayU.S. stock futures swung wildly in extremely volatile trading on Tuesday, with those for the Dow Jones Industrial Average pointing to a more-than 200-point loss after trading in a 1,100-point range in the run-up to Wall Street’s open. That's as global equities picked up the selling baton from historic losses on Wall Street on Monday, with sharp losses across the globe. What are the main benchmarks doing? Down to as low as 23,088 earlier, Dow Jones Industrial Average futuresYMH8, -0.71% fell around 267 points, or 1%, to 23,674. It rose to as high as 24,225 at one point during the session. S&P 500 futures ESH8, -0.17% were last down 8.45 points, or 0.7%, to 2,590. Nasdaq-100 futures NQH8, -0.17% dropped 37 points, or 0.6%, to 6,392.75. In a brutal session Monday, the Dow DJIA, -4.60% plunged nearly 1,600 at the low point, as investors appeared to panic out of stocks. The index finished down 1,175.21 points, or 4.6%, to 24,345.75, marking its biggest one-day point drop ever. The S&P 500 SPX, -4.10% dropped 113.19 points, or 4.1%, to 2,648.94. Before Monday, it had enjoyed the longest stretch without a 5% pullback in 20 years, but is now down more than 5% from its all-time intraday high of 2,872.87 on Jan. 26.via