mRNA vaccines could provide protection for years

Researchers believe vaccines created by Pfizer-BioNTech and Moderna
could provide lasting protection against Covid-19.

The study has fueled hope that booster shots may not be required.

U.S. correspondent William Denselow reports.

IN: "According to a…
OUT: SOC
DUR: 37 seconds

Generic: http://fsnradionews.com/feeds/0628Shot-wd-generic.mp3