NAVAL STATION ROTA, Spain (April 2, 2015) Equipment Operator 2nd Class Thomas Byrnes, assigned to Naval Mobile Construction Battalion (NMCB) 11, right, operates an excavator to dig the perimeter the project site. U.S. 6th Fleet, headquartered in Naples, Italy, conducts the full spectrum of joint and naval operations, often in concert with allied, joint, and interagency partners, in order to advance U.S. national interests and security and stability in Europe and Africa. (U.S. Navy photo by Mass Communication Specialist 1st Class Michael C. Barton/Released)