US stock futures crash today: Dow, S&P 500, Nasdaq sink more than 1.5% each - Gold and silver prices touch levels unseen before as Trump’s Greenland tariff threat rattles markets

US stock futures crash: Dow, S&P 500 sink on Trump’s Greenland tariffs. Dow Jones futures sank 722 points (1.46%), while S&P 500 and Nasdaq futures slid over 1.5%. The escalation against eight NATO allies fueled a "Sell America" sentiment. Consequently, gold surged to a record $4,731.80, and silver hit $94.92. Investors are fleeing to havens as a global trade war looms.