77 Iowa Prisoners Given Overdoses of COVID-19 Vaccine: Officials

A man receives the Johnson & Johnson COVID-19 vaccine at a site in Chicago, Ill., on April 6, 2021. Kamil Krzaczynski/AFP via Getty Images

Officials in Iowa said that 77 prisoners received overdoses of the COVID-19 vaccine this week, triggering an internal investigation into the matter.

They were given the Pfizer/BioNTech vaccine against the virus, authorities with the state’s Department of Corrections said. None of the inmates became ill enough to be hospitalized.