Nasdaq Dips Over 400 Points Amid Plunge In Tesla, Nvidia Shares: Greed Index Remains In 'Extreme Fear' Zone - Comerica (NYSE:CMA), Amazon.com (NASDAQ:AMZN)

1. The Fear and Greed index shows extreme fear despite easing overall. 2. U.S. stocks, including AMZN, closed lower amid market volatility. 3. AMZN shares dipped approximately 5% during a heavily bearish session. 4. President Trump's comments on rate cuts reflect ongoing economic tensions. 5. Investors are awaiting earnings results from several key companies.