170606-N-WT427-131 BUSAN, Republic of Korea (June 6, 2017) Cmdr. John W. Stafford, commanding officer of the Los Angeles-class attack submarine USS Cheyenne (SSN 773), has a wreath placed around his neck during a gift exchange as Cheyenne pulls into Busan for a scheduled port visit while conducting routine patrols throughout the western Pacific. Homeported in Pearl Harbor, Cheyenne is the 62nd and the last Los Angeles-class attack submarine. (U.S. Navy photo by Mass Communication Specialist 2nd Class Jermaine Ralliford/Released)