Col. Elba Villacorta, commander of Public Health Command-Pacific, and Sergeant Maj. Danny Hailey, sergeant major of PHC-P, stand in front of a poster after receiving the Pfizer vaccine at Tripler Army Medical Center, Honolulu, on Dec. 23, 2020. The inoculation was part of the Department of Defense COVID-19 vaccine distribution and administration plan that is a phased, standardized and coordinated strategy for prioritizing, distributing, and administering COVID-19 vaccines to protect DoD personnel, maintain readiness, and support the national COVID-19 response. (U.S. Army photo by Amber E. Kurka)

Col. Elba Villacorta, commander of Public Health Command-Pacific, receives the Pfizer vaccine at Tripler Army Medical Center, Honolulu, on Dec. 23, 2020. The inoculation was part of the Department of Defense COVID-19 vaccine distribution and administration plan that is a phased, standardized and coordinated strategy for prioritizing, distributing, and administering COVID-19 vaccines to protect DoD personnel, maintain readiness, and support the national COVID-19 response. (U.S. Army photo by Amber E. Kurka)

Sergeant Maj. Danny Hailey, sergeant major of Public Health Command-Pacific, receives the Pfizer vaccine at Tripler Army Medical Center, Honolulu, on Dec. 23, 2020. The inoculation was part of the Department of Defense COVID-19 vaccine distribution and administration plan that is a phased, standardized and coordinated strategy for prioritizing, distributing, and administering COVID-19 vaccines to protect DoD personnel, maintain readiness, and support the national COVID-19 response. (U.S. Army photo by Amber E. Kurka)

Lt. Col. Jered Little, commander of Public Health Activity-Hawaii, receives the Pfizer vaccine at Tripler Army Medical Center, Honolulu, on Dec. 23, 2020. The inoculation was part of the Department of Defense COVID-19 vaccine distribution and administration plan that is a phased, standardized and coordinated strategy for prioritizing, distributing, and administering COVID-19 vaccines to protect DoD personnel, maintain readiness, and support the national COVID-19 response. (Courtesy photo)

Maj. Michael Kwon, director of Public Health Command-Pacific's Environmental Health Services Directorate, receives the Pfizer vaccine at Tripler Army Medical Center, Honolulu, on Dec. 23, 2020. The inoculation was part of the Department of Defense COVID-19 vaccine distribution and administration plan that is a phased, standardized and coordinated strategy for prioritizing, distributing, and administering COVID-19 vaccines to protect DoD personnel, maintain readiness, and support the national COVID-19 response. (U.S. Army photo by Amber E. Kurka)

Sgt. 1st Class Michael Callison, Public Health Command-Pacific Operations NCO, receives the Pfizer vaccine at Tripler Army Medical Center, Honolulu, on Dec. 23, 2020. The inoculation was part of the Department of Defense COVID-19 vaccine distribution and administration plan that is a phased, standardized and coordinated strategy for prioritizing, distributing, and administering COVID-19 vaccines to protect DoD personnel, maintain readiness, and support the national COVID-19 response. (U.S. Army photo by Amber E. Kurka)

Lt. Col. Jered Little, commander of Public Health Activity-Hawaii, receives the Pfizer vaccine at Tripler Army Medical Center, Honolulu, on Dec. 23, 2020. The inoculation was part of the Department of Defense COVID-19 vaccine distribution and administration plan that is a phased, standardized and coordinated strategy for prioritizing, distributing, and administering COVID-19 vaccines to protect DoD personnel, maintain readiness, and support the national COVID-19 response. (Courtesy photo)