Dow plunges as coronavirus fears intensify, Trump touts his "calming" press conference; California county declares emergency over mystery coronavirus case; Washington Post: Whistleblower claims workers helped evacuate Americans without proper coronavirus

Dow plunges nearly 1,200 points over coronavirus, This is Dow's worst one-day point drop in history; CDC confirms first U.S. coronavirus case of "unknown" origin, California officials to hold briefing momentarily; Biden predicts wins in North Carolina and Texas while his rivals massively outspend him there; Bloomberg makes push for black voters with plan to increase black homeownership and businesses; Biden bets on South Carolina for do-or-die win; Trump campaign rolls out "woke" campaign to reach black voters;To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices