FILE - In this March 5, 2020, file photo, Dr. Deborah Birx, Ambassador and White House coronavirus response coordinator, holds a 3M N95 mask as Vice President Mike Pence visits 3M headquarters in Maplewood, Minn., in a meeting with 3M leaders and Minnesota Gov. Tim Walz to coordinate response to the COVID-19 virus. (Glen Stubbe/Star Tribune via AP, File)
March 22, 2020
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March 22, 2020 9:42 p.m.
Business Fallout: Supercomputers vs. coronavirus; more masks
The rapid worldwide spread of the coronavirus since it was first revealed in China less than three months ago has dealt an unparalleled shock to the global economy.