Vaccine Roundup

New Hope Against the U.K. Variant

A roundup of the most important Covid-19 vaccine news this week

Image: Andriy Onufriyenko/Getty Images

There are now 20 vaccines in phase 3 trials, seven approved for limited use, and three approved for full use in some countries after fully completing phase 3 trials: the vaccines from Pfizer/BioNTech, Sinopharm, and Moderna. Others, including that…