Chief Warrant Officer Hari Colton, a buoy deck supervisor aboard the Coast Guard Cutter Walnut (WLB 205), oversees Aids to Navigation operations while operating off Oahu, Hawaii, March 7, 2019. The Coast Guard is responsible for maintaining Federal Aids to Navigation and ensuring the safety of the nations maritime transportation system. (U.S. Coast Guard photo by Petty Officer 3rd Class Matthew West/released)