USS Donald Cook A Russian Sukhoi Su-24 attack aircraft makes a very low-altitude pass by the guided-missile destroyer USS Donald Cook in international waters in the Baltic Sea, April 12, 2016. The USS Donald Cook, forward-deployed to Rota, Spain, is conducting a routine patrol in the U.S. 6th Fleet area of operations in support of U.S. national security interests in Europe. Navy photo SHARE: Download: Full Size (1.32 MB) Credit: Navy VIRIN: 160412-N-ZZ999-0412.JPG Photo Gallery