(Francisco Kjolseth | The Salt Lake Tribune) Medical assistant Holley Bryan performs a blood draw to test for coronavirus antibodies in Park City on Wednesday, May 6, 2020, as part of the Utah HERO (Health & Economic Recovery Outreach) program. The massive undertaking will begin with randomized testing of 10,000 Utahns across four counties. The data gathered will inform decision-makers in the state as they work to help keep residents safe and get people back to work.