Petty Officer 3rd Class John Lietart, a machinery technician aboard the USCGC Sequoia (WLB-215), splits the split key to secure the pin in a shackle while working Apra Outer Harbor Entrance Lighted Buoy No. 1 (LLNR 30690) off Guam, Aug. 26, 2016. Sequoia's crew recovered the previously sunken hull of the buoy and replaced it with a fresh hull to mark the channel at the entrance to the harbor on Guam that receives much of the commercial and military vessel traffic. (U.S. Coast Guard photo by Chief Petty Officer Sara Mooers/Released)