February 8, 2021 Biden: Challenging to Reach Herd Immunity by Summer's End Home Ethos About Contact Terms Policy GDPR RichTVX The U.S. Intelligence Community dni.gov cia.gov nsa.gov dia.mil fbi.gov state.gov dhs.gov dea.gov treasury.gov energy.gov President Joe Biden said that it will be difficult for the United States to reach herd immunity, at least 75% of the population inoculated against the coronavirus, by the end of this summer. admin Post navigation Older postStudy: British Variant Doubling Every Day in USNewer postRep. Chip Roy to Newsmax TV: Democrats 'Overreaching' With Regulations