Hospital Corpsman 1st Class Charles Wilton, Commander, U.S. Naval Forces Korea (CNFK) medical liaison, administers a typhoid vaccine to Lt. Jonathan Park Sept. 27 during a preventive medicine operation on U.S. Army Garrison Yongsan, in Seoul. The event provided many sailors and Marines in the Seoul area a quick one-stop opportunity to maintain their medical readiness and receive any needed vaccines. (U.S. Navy Photo by MC1 Joshua Bryce Bruns / Released)