WASHINGTON, DC – MAY 15: (L-R) U.S. President Donald Trump listens as Moncef Slaoui, the former head of GlaxoSmithKlines vaccines division, speaks about coronavirus vaccine development in the Rose Garden of the White House on May 15, 2020 in Washington, DC. Dubbed “Operation Warp Speed,” the Trump administration is announcing plans for an all-out effort to produce and distribute a coronavirus vaccine by the end of 2020. (Photo by Drew Angerer/Getty Images)