Wall Street futures plunge as Trump's sweeping reciprocal tariffs threaten all-out trade war
1. S&P 500 futures plummeted 3.6% after Trump announced new tariffs. 2. The tariffs may escalate into a trade war affecting global economies. 3. Apple's shares fell 7.5% due to steep tariffs on China. 4. Market uncertainty is expected to persist, affecting investor sentiment. 5. Major tech stocks like Amazon and Tesla also experienced significant losses.