Dow Jones today: Dow drops 870 points on Trump Greenland tariff threat as volatility jumps
New York, January 20, 2026, 17:05 (ET) — After-hours The Dow Jones Industrial Average dropped 870.74 points, or 1.76%, closing at 48,488.59 on Tuesday. President Donald Trump’s tariff threat linked to Greenland sparked a risk-off mood among investors. The S&P 500 slipped 2.06%, while the Nasdaq Composite fell 2.39%, both dipping below their 50-day moving averages—a key technical level. The…