Capt. Sophia Erhard, 436th Medical Support Squadron

Capt. Sophia Erhard, 436th Medical Support Squadron medical logistics flight commander, stores the COVID-19 vaccine in a lab freezer at Dover Air Force Base, Delaware, Jan. 13, 2020. This is the first batch of vaccines to arrive at Dover AFB and will be distributed in a three-phase process starting with healthcare providers, healthcare support workers, emergency responders and safety personnel. The vaccine was granted emergency use authorization by the U.S. Food and Drug Administration for use in prevention of the coronavirus disease. (U.S. Air Force photo by Airman 1st Class Faith Schaefer)