Army Pvt. Gabriel Thyfault, left, renders honors while Army Spc. Nayib Pagan places an American flag in front of a headstone during "Flags In'' at Arlington National Cemetery in Arlington, Va., May 25, 2017. Thyfault and Pagan are transportation specialists assigned to the 529th Regimental Support Company, 4th Battalion, 3rd U.S. Infantry Regiment, known as "The Old Guard.” DoD photo by Sebastian J. Sciotti Jr.
‘Old Guard’ Soldiers Salute Fallen With ‘Flags In’ Tribute Story | Photos

President Donald J. Trump gives remarks during the unveiling of the 9/11-Article 5 Memorial in Brussels, May 25, 2017. NATO photo
President Says NATO Must Increase Defense Spending Story | Video

A U.S. Marine Corps AV-8B Harrier separates from a KC-10 Extender after receiving fuel during a mission in support of Combined Joint Task Force Operation Inherent Resolve over Iraq, Feb. 22, 2017.The KC-10 Extender offloaded 126,000 pounds of fuel to multinational coalition aircraft working to weaken and destroy Islamic State in Iraq and Syria operations. Air Force photo by Senior Airman Tyler Woodward
Counter-ISIS Strikes Hit Terrorists in Syria, Iraq Story | Special Report

The Ohio-class ballistic-missile submarine USS Louisiana transits the Hood Canal in Puget Sound, Wash., as it returns to its homeport following a strategic deterrent patrol, May 22, 2017. The Louisiana is one of eight ballistic-missile submarines stationed at Naval Base Kitsap-Bangor in Washington providing the most survivable leg of the strategic deterrence triad for the United States. Navy photo by Lt. Cmdr. Michael Smith
Modernization, Replacement Programs Constitute Nuclear Deterrence Priority Story | Video | Special Report

Air Force Gen. Joseph Lengyel, center, with National Guard troops supporting the Multinational Force and Observers, Sinai Peninsula, Egypt, May 18, 2017.
National Guard Contributes to U.S.-Egypt Partnership Story

ISIS-Planted Explosives Caused Civilian Deaths in Mosul Strike Story | Transcript | Special Report

Marine Corps Gen. Joe Dunford, chairman of the Joint Chiefs of Staff, gives the commencement speech at the U.S. Air Force Academy graduation, May 24, 2017. Video Screen Shot
Dunford Urges New Air Force Officers to Lead in Graduation Address Story | Video