Human testing is underway in the United States for a potential Covid-19 vaccine.
The trial is conducted by American drugmaker Pfizer and its German
partner BioNTech.
The hopes are it can be widely distributed across the U.S. by the end
of the year.
William Denselow reports from New York.
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Generic: http://fsnradionews.com/feeds/0505Drug-wd-generic.mp3