CHINHAE, Republic of Korea (Feb. 4, 2021) Hospital Corpsman James Woo administers a dose of the COVID-19 vaccine to Master-At-Arms 2nd Class Mark Panlaui. Sailors from Branch Health Clinic Chinhae and Soldiers from the 549th Hospital Center, 65th Medical Brigade, administered the second dose COVID-19 vaccines, on a completely voluntary basis, to personnel identified by DoD distribution guidance. (U.S. Navy photo by Mass Communication Specialist Seaman Adam Craft)