US trade restriction on Nvidia sends markets tumbling again
1. Trump imposed new trade restrictions on Nvidia, causing a sell-off. 2. Nvidia expects a $5.5bn loss due to licensing costs and sales commitments. 3. Broader semiconductor sector affected, with shares of AMD and TSMC also falling. 4. World Trade Organization warns of global trade slowdown due to tariffs. 5. California challenges Trump's tariffs legally, adding to uncertainty.