Graphic for the NIH Rapid Acceleration of Diagnostics (RADx) Initiative for COVID-19. There are 5 columns in this timeline-style schematic and shows a reduction of ideas remaining in each column as time progresses. The “National call for innovative technologies” is happening now. “Phase 0: “shark tank”-like rapid selection process” is next, followed by “Phase 1: Validation and risk review,” followed by. “Phase 2: Clinical tests, regulatory approval, and scaling up.” The final column, “scheduled for end of summer/fall 2020” contains the statement “millions of tests per week will be deployed.”