Dow Jones opens at record high after Caterpillar's earnings smash estimates

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The Dow Jones opened at a record high on Tuesday, powered by a 6 per cent surge in Caterpillar's shares.

The Dow Jones Industrial Average rose 130.25 points, or 0.56 per cent, to 23,404.21. The S&P 500 gained 4.96 points, or 0.19 percent, to 2,569.94. The Nasdaq Composite added 11.99 points, or 0.18 per cent, to 6,598.82.