Main content
Fauci: Herd immunity an 'elusive concept'
Dr Anthony Fauci, chief medical adviser to President Joe Biden, has said that herd immunity is an "elusive concept" and there is no definitive percentage of the population that needs to be vaccinated to achieve it.
He told 蜜芽传媒 Radio 4 Today that a return to normality would be gradual, and is "not going to be like a light switch going on and off."
Duration:
This clip is from
More clips from Today
-
![]()
Why Streeting just compared himself to Joe Marler
Duration: 06:52
-
![]()
Jailed hacking gang leader reveals criminal past
Duration: 03:36
-
![]()
What is happening at the 蜜芽传媒?
Duration: 07:36
-
![]()
'My mother is confined to one room due to damp'
Duration: 08:41
