170905-N-CB621-038 SEOUL, Republic of Korea (Sept. 5, 2017) Adm. Scott Swift, commander of U.S. Pacific Fleet (PACFLT), speaks with Adm. Um, Hyun-Sung, chief of naval operations for the Republic of Korea Navy (ROKN), and other military and government officials during an office call. PACFLT’s visit includes engagements with U.S. and ROK key military leaders to emphasize the commitment of the Pacific Fleet to key allies and security and stability on the peninsula. (U.S. Navy photo by Mass Communication Specialist 1st Class Jason Swink/Released)