Pfizer says vaccine is safe and 95% effective

Name: Pfizer says vaccine is safe and 95% effective
Uploaded: 2020-11-18T19:54:47Z
Duration: 2 min 58 s
Description: As the country races for a vaccine, new restrictions are put into place amid coronavirus cases spiking across the U.S.; Dr. Marc Siegel weighs in.

As the country races for a vaccine, new restrictions are put into place amid coronavirus cases spiking across the U.S.; Dr. Marc Siegel weighs in.