'Extremely dangerous': Harvard professor raises red flag on Trump's tariffs as markets tank

US stock futures fell sharply after China imposed new tariffs, responding to the Trump administration's policies, sparking global market turmoil and significant equity losses. Critics blame Trump's trade tactics for economic instability and job cuts. Trump's media venture raised concerns by selling shares before the tariffs. Despite backlash, Trump predicts a market rebound with new sweeping tariffs starting Saturday.