CBS News Chief Medical Correspondent Jon LaPook has more on Moderna's progress.
WBZ News Update For May 30
WBZ CBS Boston
Massachusetts coronavirus cases; Moderna enters second stage of coronavirus vaccine trial; Cool Sunday.
CBS News Chief Medical Correspondent Jon LaPook has more on Moderna's progress.
Massachusetts coronavirus cases; Moderna enters second stage of coronavirus vaccine trial; Cool Sunday.
A new survey shows only about half of Americans would get a future COVID-19 vaccine.