About four weeks later, Staggs, her husband and her father all tested positive for COVID-19.
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So the family is fully vaccinated and then 3 of them test positive for Covid and it kills the father. Sounds like rather high odds of infection. Statistically this should not happen.
From 1 in 1000 to 1 in 1 million depending on how effective the vaccine they took was supposed to be. (90% to 99%)