ATLANTIC OCEAN (March 18, 2022) Sailors install the cable stopper plug to the tactical towed array sonar before submarine detection exercises begin aboard the Arleigh Burke-class guided-missile destroyer USS Porter (DDG 78) in the Atlantic Ocean, March 18, 2022. Porter, forward-deployed to Rota, Spain, is participating in Task Force Exercise in the U.S. 2nd Fleet area of operations. TFEX serves as the certification exercise for independent deploying ships and is designed to test mission readiness and performance in integrated operations. (U.S. Navy photo by Mass Communication Specialist 1st Class Eric Coffer)