KEFLAVIK, Iceland (April 7, 2022) Equipment Operator 2nd Class Devon Maher from Underwater Construction Team 1, second from right, supervises a chamber drill in support of 22nd Naval Construction Regiment as part of exercise Northern Viking 22, April 7, 2022. Northern Viking 22 strengthens interoperability and force readiness between the U.S., Iceland and Allied nations, enabling multi-domain command and control of joint and coalition forces in the defense of Iceland and Sea Lines of Communication in the Greenland, Iceland, United Kingdom (GIUK) gap. (U.S. Navy photo by Lt. Joshua Jepsen)