Amish community 'is the first in the United States to achieve herd immunity to Covid'
Daily Mail
An Amish community in Pennsylvania has become 'the first in the US to achieve herd immunity to COVID-19' after 90% of them became infected when they reopened churches last year.
https://www.dailymail.co.uk/news/article-9411549/Amish-community-United-States-achieve-herd-immunity-Covid.html?ns_mchannel=rss&ns_campaign=1490&ito=1490