ARCTIC OCEAN (March 5, 2020) The Los Angeles-class attack submarine USS Toledo (SSN 769) arrives at Ice Camp Seadragon on the Arctic Ocean, kicking off Ice Exercise (ICEX) 2020. ICEX 2020 is a three-week, biennial exercise that offers the Navy the opportunity to assess its operational readiness in the arctic and train with other services, partner nations and Allies to increase experience in the region and maintain regional stability while improving capabilities to operate in the Arctic environment. (U.S. Navy photo by Mass Communication Specialist 1st Class Michael B. Zingaro)