http://www.sciencemag.org/news/2021/07/when-will-covid-19-vaccines-be-fully-approved-and-does-it-matter-if-they-are

A Pfizer COVID-19 vaccine is administered at a mobile clinic in Los Angeles County, which has pockets of vaccine hesitancy.  

In many U.S. regions, the Delta variant of SARS-CoV-2 has caused the COVID-19 pandemic to surge once again. Last week’s 7-day average of daily new cases increased by nearly 70%, to more than 26,000; hospitalizations have jumped by more than one-third, according to the Centers for Disease Control and Prevention.