Pfizer to vaccinate entire city in Brazil for COVID-19 study

Pfizer researchers want to study the impact of the COVID-19 vaccine in preventing symptomatic cases, reinfections, hospitalizations, deaths, and long-term COVID-19 — so they’re vaccinating the population of an entire city.

Louisiana tosses 224K COVID-19 vaccine doses after no-shows

The number of trashed doses has nearly tripled since the end of July, even as Louisiana grappled with a fourth, deadly surge of the coronavirus pandemic during that time that led to increased interest in the vaccines.