'A COVID-19 outbreak in a Massachusetts county in July primarily occurred among vaccinated people, sparking fears that a variant of the CCP virus can impact that population more than other strains.
'Of the 469 cases detected in Barnstable County, 74 percent occurred among the fully vaccinated, according to a new study published on Friday.
'Genomic sequencing of 133 patients showed most of them were infected with the Delta variant of the CCP (Chinese Communist Party) virus.
'The bulk of the infected people did not require hospital care, but among the five that did, four were fully vaccinated.'
...
'Some of the researchers are CDC officials. Others are with the Massachusetts Department of Public Health, which declined to facilitate an interview on the findings.
'The cases in Barnstable County stemmed from summer events and large public gatherings held between July 3 and July 17, the researchers said in the study.'


