Watch CBS News

Stunning science: COVID-19 vaccines' life-saving breakthrough

Name: Stunning science: COVID-19 vaccines' life-saving breakthrough
Uploaded: 2021-05-02T11:23:20-0400
Duration: 2 min 39 s
Description: While coronavirus vaccines have only been on the market for a few months now, the science behind them has been years in the making.

While coronavirus vaccines have only been on the market for a few months now, the science behind them has been years in the making.