FDA analysis finds Pfizer-BioNTech coronavirus vaccine meets "success criteria"

The U.K. began its nationwide vaccination program Tuesday and the U.S. could be right behind it. The Food and Drug Administration determined a clinical trial of the same Pfizer-BioNTech vaccine met the agency's "success criteria." Immunotherapy scientist Dr. Leo Nissola joins CBSN's "Red & Blue" anchor Elaine Quijano with the major takeaways.