There are some signs that Covid spread may be slowing in Texas and Arizona, less clear in Florida and California. But overall we may be hitting a plateau in current epicenters of epidemic spread in south. One important metric: Positivity rate in Arizona and Texas starting to fall pic.twitter.com/QsWUy4Cd3E

— Scott Gottlieb, MD (@ScottGottliebMD) July 26, 2020