CHINHAE, Republic of Korea (Feb. 5, 2021) Master Sgt. Peter Roth administers the second dose of the COVID-19 vaccine to Chief Hospital Corpsman Kimemanual Suarez at Navy Branch Health Clinic Chinhae. Soldiers assigned to the 549th Medical Hospital Center, 65th Medical Brigade administered the second dose of the COVID-19 vaccine, on a completely voluntary basis, to Sailors who were identified as front line personnel by their commands. (U.S. Navy photo by Mass Communication Specialist 2nd Class Michael Chen)