Airman 1st Class Raymond De Jesus, 59th Medical Wing medical logistics technician, and Staff Sgt. Romina Guridi, 59th MDW medical logistics warehouse supervisor, open the San Antonio Military Health System’s first Pfizer COVID-19 vaccine shipment, Dec. 14, 2020, at Wilford Hall Ambulatory Surgical Center, Joint Base San Antonio-Lackland, Texas. The Department of Defense aims to be able to reduce the burden of the COVID-19 disease in high-risk populations and simultaneously mitigate risk to military operations. (U.S. Air Force photo by Airman 1st Class Melody Bordeaux)