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WASHINGTON, DC - APRIL 09: National Institute of Allergy and Infectious Diseases Director Anthony Fauci listens during the daily coronavirus briefing in the Brady Press Briefing Room at the White House on April 09, 2020 in Washington, DC. U.S. unemployment claims have approached 17 million over the past three weeks amid the COVID-19 pandemic. (Photo by Alex Wong/Getty Images)

WASHINGTON, DC - APRIL 09:  National Institute of Allergy and Infectious Diseases Director Anthony Fauci listens during the daily coronavirus briefing in the Brady Press Briefing Room at the White House on April 09, 2020 in Washington, DC. U.S. unemployment claims have approached 17 million over the past three weeks amid the COVID-19 pandemic.  (Photo by Alex Wong/Getty Images)

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WASHINGTON, DC - APRIL 05: Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases, speaks alongside U.S. President Donald Trump at a press briefing with members of the White House Coronavirus Task Force on April 5, 2020 in Washington, DC. On Friday, the Centers for Disease Control and Prevention issued a recommendation that all Americans should wear masks or cloth face coverings in public settings. (Photo by Sarah Silbiger/Getty Images)

WASHINGTON, DC - APRIL 05: Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases, speaks alongside U.S. President Donald Trump at a press briefing with members of the White House Coronavirus Task Force on April 5, 2020 in Washington, DC. On Friday, the Centers for Disease Control and Prevention issued a recommendation that all Americans should wear masks or cloth face coverings in public settings. (Photo by Sarah Silbiger/Getty Images)

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Dr. Anthony Fauci , director of the National Institute of Allergy and Infectious Diseases speaks during a meeting with US President Donald Trump and Louisiana Governor John Bel Edwards D-LA in the Oval Office of the White House in Washington, DC on April 29, 2020. (Photo by MANDEL NGAN / AFP) (Photo by MANDEL NGAN/AFP via Getty Images)

Dr. Anthony Fauci , director of the National Institute of Allergy and Infectious Diseases speaks during a meeting with US President Donald Trump and Louisiana Governor John Bel Edwards D-LA in the Oval Office of the White House in Washington, DC on April 29, 2020. (Photo by MANDEL NGAN / AFP) (Photo by MANDEL NGAN/AFP via Getty Images)

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Director of the National Institute of Allergy and Infectious Diseases Anthony Fauci looks on during the daily briefing on the novel coronavirus, COVID-19, in the Brady Briefing Room at the White House on April 1, 2020, in Washington, DC. (Photo by Mandel NGAN / AFP) (Photo by MANDEL NGAN/AFP via Getty Images)

Director of the National Institute of Allergy and Infectious Diseases Anthony Fauci looks on during the daily briefing on the novel coronavirus, COVID-19, in the Brady Briefing Room at the White House on April 1, 2020, in Washington, DC. (Photo by Mandel NGAN / AFP) (Photo by MANDEL NGAN/AFP via Getty Images)

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WASHINGTON, DC - MARCH 20: U.S. President Donald Trump listens to Dr. Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases, during a Corona Task Force briefing on the latest development of the coronavirus outbreak in the U.S. in the James Brady Press Briefing Room at the White House March 20, 2020 in Washington, DC. With deaths caused by the coronavirus rising and foreseeable economic turmoil, the Senate is working on legislation for a $1 trillion aid package to deal with the COVID-19 pandemic. President Trump announced that tax day will be delayed from April 15 to July 15. (Photo by Alex Wong/Getty Images)

WASHINGTON, DC - MARCH 20: U.S. President Donald Trump listens to Dr. Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases, during a Corona Task Force briefing on the latest development of the coronavirus outbreak in the U.S. in the James Brady Press Briefing Room at the White House March 20, 2020 in Washington, DC. With deaths caused by the coronavirus rising and foreseeable economic turmoil, the Senate is working on legislation for a $1 trillion aid package to deal with the COVID-19 pandemic. President Trump announced that tax day will be delayed from April 15 to July 15. (Photo by Alex Wong/Getty Images)