180311-N-LY160-146 BEAUFORT SEA (March 11, 2018) A field team from Ice Camp Skate prepares to attach a brow aboard the Los Angeles-class fast-attack submarine USS Hartford (SSN 768) in support of Ice Exercise (ICEX) 2018. ICEX 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. (U.S. Navy photo by Mass Communication 2nd Class Michael H. Lee/Released)