190610-N-EI510-0282 BALTIC SEA (June 9, 2019) U.S. Navy Cmdr. William Brown, vascular surgeon assigned to Naval Medical Center Portsmouth, explains his procedure during a medical training drill aboard the Blue Ridge class command and control ship USS Mount Whitney (LCC 20) in the Baltic Sea, June 10, 2019, during exercise BALTOPS 2019. BALTOPS is the premier annual maritime-focused exercise in the Baltic Region, marking the 47th year of one of the largest exercises in Northern Europe enhancing flexibility and interoperability among allied and partnered nations. (U.S. Navy Photo by Mass Communication Specialist 2nd Class Scott Barnes/Released)