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Dr. Fauci Says Virus Testing Has Improved Rapidly in U.S.

Apr.28 -- Dr. Anthony Fauci, director of the U.S. National Institute of Allergy and Infectious Diseases, says testing for the coronavirus has improved rapidly. He says the government is working closely now with the private sector. He speaks to David Rubenstein, host of "Peer-to-Peer Conversations," on "Bloomberg Markets."