Newsweek Opinions About HydroxychloroquineJuly 30. 2020 There are two opinion pieces published in Newsweek over the last week with opposite opinions regarding the use of hydroxychloroquine to treat COVID-19. The Key to Defeating COVID-19 Already Exists. We Need to Start Using It Hydroxychloroquine Is Not a Key to Defeating COVID-19. Find all of Doctor Vaughan’s podcasts at vaughanmd.com.