IE 11 is not supported. For an optimal experience visit our site on another browser.

CDC Dir. Walensky discusses 'important first step' of approving Pfizer vaccine boosters

02:54

Centers for Disease Control Director Rochelle Walensky spoke about her department's decision to approve of a booster for the Pfizer Covid-19 vaccine for those over 65 and in high risk occupations as "an important first step" for the continued fight against the pandemic.