190616-N-N1604-1101 BALTIC SEA (June 16, 2019) Spanish sailors and marines assigned to Spanish Alvaro de Bazan-class frigate Cristobal Colon (F 105) prepare to conduct a boarding exercise aboard German navy Type 702 Berlin-class replenishment ship FGS Berlin (A 1411) during Baltic Operations (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 partner nations. (U.S. Navy photo courtesy of the Spanish navy by of SBLT. Joaquin Garat Loureiro (SP Navy), ESPS Cristobal Colon/Released)