170928-N-KC128-0084 PEARL HARBOR, Hawaii (Sept. 28, 2017) The Los Angeles-class attack submarine USS Chicago (SSN-721) makes its homecoming arrival at Joint Base Pearl Harbor-Hickam after completing a change of homeport from Guam Sept. 28, 2017. The submarine's ability to support a multitude of missions, including anti-submarine warfare, anti-surface ship warfare, strike warfare, surveillance and reconnaissance, has made Chicago one of the most capable submarines in the world.(U.S. Navy photo by Mass Communication Specialist 1st Class Daniel Hinton)