COVID-19 developer hopes the US stays a melting pot

(JTA) - When Mikael Dolsten, the head scientist at Pfizer, heard the news last week that the COVID-19 vaccine that he has been helping to develop for the better part of a year was over 90 percent effective, he and his colleagues literally leapt with joy at a corporate office in Connecticut.

"This may turn out to be one of the biggest medical advances of the past 100 years," Dolsten said by Zoom from his home office last week, the emotion clear in his voice and on his face.

He was pointing to not only the historic need to medically combat a virus that's again ravaging the world - particularly t...