The submarine USS Connecticut and fast-attack submarine USS Hartford breakthrough the ice in support of Ice Exercise 2018 near Ice Camp Skate in the Arctic Circle, March 10, 2018. ICEX 2018 is a five-week exercise that allows the Navy to assess its operational readiness in the Arctic, increase experience in the region, advance understanding of the Arctic environment and continue to develop relationships with other services, allies and partner organizations. Navy photo by Petty Officer 2nd Class Micheal H. Lee