200305-N-KB401-1023 BEAUFORT SEA (March 4, 2020) The Los Angeles-class fast-attack submarine USS Toledo (SSN 769) surfaces in the Arctic Circle during Ice Exercise (ICEX) 2020. ICEX is a biennial submarine exercise which promotes interoperability between allies and partners to maintain operational readiness and regional stability, while improving capabilities to operate in the Arctic environment. (U.S. Navy photo by Mass Communication Specialist 1st Class Michael B. Zingaro/Released)