Stock market today: Dow surges 550 points, S&P 500, Nasdaq jump as Trump backs off Greenland tariff threats

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Trump cancels tariff threat over Greenland, says NATO agreed to 'framework' of future Arctic deal

This electronics maker crushed earnings. It’s one of the S&P 500’s top stocks today.

The NYSE's big tokenization plan is nothing but vaporware says a Columbia business professor

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