Home A combat medic specialist administers a Pfizer-BioNTech pediatric COVID-19 vaccine to a nine year-old Military Health System beneficiary at Blanchfield Army Community Hospital’s COVID-19 vaccination site at Fort Campbell. (Maria Christina Yager, Blanchfield Army Community Hospital) A combat medic specialist administers a Pfizer-BioNTech pediatric COVID-19 vaccine to a nine year-old Military Health System beneficiary at Blanchfield Army Community Hospital’s COVID-19 vaccination site at Fort Campbell. (Maria Christina Yager, Blanchfield Army Community Hospital)