BLACK SEA (Feb. 3, 2021) Sonar Technician (Surface) 3rd Class Nicholas Llamas checks a console for acoustic readings aboard the Arleigh Burke-class guided-missile destroyer USS Donald Cook (DDG 75), Feb. 3, 2021.
Donald Cook, forward-deployed to Rota, Spain, is on patrol in the U.S. Sixth Fleet area of operations in support of regional allies and partners and U.S. national security in Europe and Africa. Screen imagery is intentionally masked to comply with operational security guidelines. (U.S. Navy photo by Mass Communication Specialist 3rd Class Will Hardy/Released). Original public domain image from Flickr