Dr. Fauci gives clarification on vaccine boosters

Dr. Anthony Fauci addresses public concern surrounding a possible third-dose vaccine booster. Fauci tells CNN's Jim Acosta the need is not a matter of efficacy, but rather an extension of durability of protection against coronavirus.

source https://www.cnn.com/videos/health/2021/04/25/dr-fauci-vaccine-booster-third-shot-coronavirus-protection-intv-nr-vpx.cnn