Nebraska Army National Guard Lt. Col. Robert Kadavy,

Nebraska Army National Guard Lt. Col. Robert Kadavy, director of aviation and safety, displays a sign stating why he chose to volunteer to receive a COVID-19 vaccine which reads: “I am getting vaccinated because I want to protect my family and my community,” Jan. 21, 2021, at the medical detachment on the Nebraska National Guard air base in Lincoln. The Department of Defense COVID-19 vaccine roll-out plan is a standardized and coordinated strategy for prioritizing, distributing and administering COVID-19 vaccines to protect service members, maintain readiness and support the national COVID-19 response. (Nebraska National Guard photo by Sgt. Lisa Crawford)