JOINT BASE PEARL HARBOR-HICKAM (Feb. 9, 2021) The Los Angeles-class fast-attack submarine USS Chicago (SSN 721), returns home to Joint Base Pearl Harbor-Hickam from deployment. Chicago performed a full spectrum of operations, including anti-submarine and anti-surface warfare, during the six-month, Indo-Pacific deployment. (U.S. Navy photo by Mass Communication Specialist 1st Class Michael B. Zingaro)