160313-N-QA919-230 ARCTIC CIRCLE (March 13, 2016) Rear Adm. Timothy Galludet, left, and Rear Adm. Jeff Trussler observe MACRURA Underwater Unmanned Vehicle operations during Ice Exercise (ICEX) 2016. Students from MIT complete final preparations for the craft's inaugural dive in the Arctic Circle. ICEX 2016 is a five-week exercise designed to research, test, and evaluate operational capabilities in the region. ICEX 2016 allows the U.S. Navy to assess operational readiness in the Arctic, increase experience in the region, advance understanding of the Arctic environment, and develop partnerships and collaborative efforts. (U.S. Navy photo by Mass Communication Specialist 2nd Class Tyler Thompson)