SOMERVILLE, MASSACHUSETTS - APRIL 28: Medical professionals pass each other a coronavirus test at a drive-thru testing site at Cambridge Health Alliance Somerville Hospital on April 28, 2020 in Somerville, Massachusetts. The city of Somerville is offering free testing to any resident who wants it, and requiring residents to wear masks in public spaces in order to combat the spread of coronavirus (COVID-19). (Photo by Maddie Meyer/Getty Images)