180527-N-MZ309-103 MEUSE-ARGONNE, France (May 27, 2018) U.S. Air Force F-15s perform a flyover during a Memorial Day and World War I centennial commemoration ceremony at Meuse-Argonne American Cemetery, France, May 27, 2018. Admirals from U.S. Naval Forces Europe-Africa and U.S. 6th Fleet traveled throughout Europe visiting American cemeteries and monuments to honor the lives and legacies of fallen U.S. and allied service members that paid the ultimate sacrifice in the service of their countries. U.S. Naval Forces Europe-Africa, headquartered in Naples, Italy, oversees joint and naval operations, often in concert with allied and interagency partners, to enable enduring relationships and increase vigilance and resilience in Europe and Africa. (U.S. Navy photo by Mass Communication Specialist 1st Class Ryan Riley/Released)