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"We can't hermetically seal off the United States," Health and Human Services Secretary Alex Azar said.

Schools should consider dividing students into smaller groups or close, Dr. Nancy Messonnier, director of the CDC's National Center for Immunization and Respiratory Diseases, told reporters.

Virgin Galactic's stock jumped on Tuesday as speculative trading in the space tourism company continues.

U.S. airlines are now waiving change and cancellation fees for South Korea flights as the coronavirus spreads.

Prospective space tourists on Wednesday will be able to put an $1,000 deposit down to save a spot in line for Virgin Galactic tickets.

The Federal Reserve and the markets are miles apart when it comes to expectations for interest rates, and that's unlikely to change anytime soon

Amazon's one-day delivery has increased expectations "for e-commerce shipping times, as two-day shipping may seem too slow before we know it," Morgan Stanley analyst Brian Nowak said in a note on Sunday.

Here's three reasons why Apple and Johnson & Johnson's study is a major deal.

Last week, U.S. health officials started warning businesses, schools and parents to start preparing for the new coronavirus that's infected more than 80,000 and killed at least 2,700 to become a global pandemic.

SpaceX's new rocket factory will be for its massive, next-generation rocket called Starship.

The U.S. Food and Drug Administration said Tuesday it has identified about 20 drug products that either solely source their active ingredients or produce finished drug products in China and has contacted their manufacturers to see if they have experienced any supply issues, FDA spokesperson Stephanie Caccomo said in a statement.

Champagne producers fear that the spread of the coronavirus could stifle business opportunities in Asia, a massive and largely untapped market for the sparkling wine.

Clarida said the central bank is comfortable with policy as it is now while officials monitor the disease's impact.

Larry Kudlow said Tuesday that he doesn't expect the Fed to cut interest rates in a move to protect markets from the coronavirus's impact.

At a hearing on Tuesday in Washington D.C., the National Transportation Safety Board called out Tesla, and Apple for neglecting driver safety.

Comcast can use Xumo's prime placement on smart TVs to market or showcase Xfinity and other Comcast services and can use its technology to build future streaming products.

Home Depot's CEO said the earnings indicate that its significant investments are paying off.

Amazon's new Go Grocery store is the company's latest effort to expand its physical retail footprint.

Microsoft benefited from strong sales of Windows licenses for business PCs as companies rushed to upgrade their hardware before Microsoft stopped supporting Windows 7 in January. That trend should continue, but factory work stoppages in China could delay sales into later quarters.

Trump's comments came as the administration has tried to ease growing fears from markets and governments that a pandemic is on the way.