Arizona and COVID-19: A Doctor on the Front Lines Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email In this June 27, 2020, file photo, medical personnel prepare to test hundreds of people lined up in vehicles in Phoenix's western neighborhood of Maryvale for free COVID-19 tests. ( AP Photo/Matt York, File ) Produced by PRX, WNYC and WNYC Studios