Petty Officer 2nd Class Spencer Riegel inspects an MH-65 Dolphin helicopter on the flight deck of USCGC Thetis (WMEC 910) near the port of Fortaleza, Brazil, on Dec. 23, 2021. The aviation team from U.S. Coast Guard Air Station Miami conducts regular maintenance on the helicopter to keep it ready to operate at full capacity. (U.S. Coast Guard photo by Petty Officer 3rd Class John Hightower)