US STOCKS-Dow set for 800-point fall at open as pandemic fears grip Wall St By: Reuters: Company News February 24, 2020 at 09:04 AM EST * Health insurers fall after Bernie Sanders' Nevada victory (Adds comment, details; updates prices) Read More >> Related Stocks: Adv Micro Devices Bank of America CVS Health Corp Cigna Corp Citigroup Gilead Sciences Goldman Sachs Group JPMorgan Chase & Co Micron Technology Microsoft Morgan Stanley NVIDIA Corp UnitedHealth Group Wells Fargo