Petty Officer 2nd Class Nicholi Zapara, a diver with Regional Dive Locker Pacific, checks in with the dive supervisor after refloating a sunken buoy in Port Allen Harbor, Kauai, Dec. 3, 2015. Divers assisted USCGC Walnut conduct salvage and recovery operations of aids to navigation buoys located near shoal water. (U.S. Coast Guard photo by Petty Officer 3rd Class Melissa E. McKenzie/Released)