Pfizer says its COVID vaccine doesn’t need to be stored at ultra-freezing temps anymore

The Pfizer COVID-19 vaccine no longer needs to be kept at ultra-freezing temperatures and can be safely stored inside normal medical freezers — making distribution easier, the firm said in a report Friday. The makers of the shots, including the German biotechnology firm BioNTech, have discovered the doses can remain at between 5 and -13 degrees…