Scott Strazzante / AP filelive updatesCalifornia declares coronavirus emergency, holds cruise ship off shoreOn the 'front lines' of coronavirus, Seattle scrambles to contain outbreakTop hospital braces for pandemic with secret warehouse full of supplies
Brett Coomer / Houston Chronicle via APCoronavirusScientists were close to a coronavirus vaccine years ago. Then the money dried up.Coronavirus tests are on their way. Where are they?
Patrick T. Fallon / Bloomberg via Getty Images2020 ElectionWhy Biden's chance of beating Sanders is even bigger than it seemsSuper Tuesday lessons: 7 key takeawaysOpinionThe biggest winner on Super Tuesday wasn't on the Democratic ballot
Brendan Smialowski / AFP - Getty ImagesCoronavirusDespite Trump assurances, corporate America scrambles to tackle coronavirusCoronavirus is battering the airline industry, turning some airports into ghost townsCoronavirus fears have emptied supermarket shelves. Are you panic-buying?
Sarah Silbiger / Getty ImagesSupreme CourtIn rare rebuke, Chief Justice Roberts slams Schumer for 'threatening' commentsOpinionWhy I told the Supreme Court — and thousands of strangers — about my abortionAbortion rights demonstrators rally outside Supreme Court as major case is heard
Martin Bureau / AFP/Getty Images fileWorldICC approves probe into U.S. personnel for alleged war crimes in Afghanistan
Brett Carlsen / Getty ImagesU.S. news3 still missing after tornado with 175 mph winds slammed Tennessee
Jackson Gibbs / for NBC NewsCoronavirusTry not to touch your face. Also, try not to think about touching your face.