Volatility grips global stock markets as Trump insists on tariff ‘medicine'
1. S&P 500 plunged 4.1%, entering bear market territory amidst volatility. 2. Trump threatened more tariffs on China, heightening market uncertainty. 3. Larry Fink and Jamie Dimon expressed concerns over economic downturn. 4. VIX volatility index surged to 60; oil prices hit four-year lows. 5. Elon Musk criticized the administration, indicating discontent among allies.