Rendering Honors President Barack Obama, right, Defense Secretary Ash Carter and Marine Corps Gen. Joe Dunford, chairman of the Joint Chiefs of Staff, render honors during a wreath-laying ceremony to mark Memorial Day at Arlington National Cemetery in Arlington, Va., May 30, 2016. DoD photo by Air Force Senior Master Sgt. Adrian Cadiz
Army Lt. Col. Charles Kettles President Barack Obama presents the Medal of Honor to retired Army Lt. Col. Charles Kettles for conspicuous gallantry while serving in combat in Vietnam during a ceremony at the White House, July 18, 2016. Kettles is credited with saving the lives of 40 soldiers and four of his own crew members. White House photo by Chuck Kennedy
President's Handshake President Barack Obama shakes hands with Air Force Cadet 1st Class Riley Vann during the commencement ceremony at the U.S. Air Force Academy in Colorado Springs, Colo., June 2, 2016. Air Force photo by Mike Kaplan
National Security Meeting President Barack Obama, center, meets with members of the National Security Council, including Defense Secretary Ash Carter, second from left, Marine Corps Gen. Joe Dunford, left, chairman of the Joint Chiefs of Staff, and Secretary of State John F. Kerry at the State Department in Washington, D.C., Feb. 25, 2016. State Department photo
Harbor Handshake Defense Secretary Ash Carter shakes hands with a Coast Guardsman during a visit to Pearl Harbor, Hawaii, Sept. 30, 2016. DoD photo by Air Force Tech. Sgt. Brigitte N. Brantley
La Republique Wreath Defense Secretary Ash Carter and Jane D. Hartley, U.S. ambassador to France, lay a wreath at Place de La Republique in Paris, Jan. 20, 2016, to honor the victims of the November attacks in the city. Carter was in Paris to meet with his French counterpart and address the fight against the Islamic State of Iraq and the Levant. DoD photo by Army Sgt. 1st Class Clydell Kinchen
One on One Defense Secretary Ash Carter shakes hands with a child at a ceremony marking the 15th anniversary of the 9/11 attacks at the Pentagon, Sept. 11, 2016. DoD photo by Air Force Tech. Sgt. Brigitte N. Brantley
Worldwide Troop Talk Defense Secretary Ash Carter answers questions during a worldwide troop talk at the Pentagon, Sept. 21, 2016. DoD photo by Air Force Tech. Sgt. Brigitte N. Brantley
Carter Testimony Defense Secretary Ash Carter testifies before the Senate Appropriations Defense Subcommittee on the DoD fiscal year 2017 budget request in Washington, D.C., April 27, 2016. DoD photo by Air Force Senior Master Sgt. Adrian Cadiz
Bagram Leaders Defense Secretary Ash Carter walks with leaders at Bagram Airfield, Afghanistan, July 12, 2016. Carter discussed the U.S. role in performing both counterterrorism operations and training, advising and assisting Afghan military forces. Air Force photo by Senior Airman Justyn M. Freeman
SD visits Seattle Defense Secretary Ash Carter answers questions from reporters in Seattle, March 3, 2016. Carter was in Seattle to strengthen ties between the Defense Department and the tech community. DoD photo by Navy Petty Officer 1st Class Tim D. Godbee
Ride Remarks Defense Secretary Ash Carter talks with participants of the Rolling Thunder motorcycle ride at the start of the event at the Pentagon, May 29, 2016. The annual ride aims to raise awareness for prisoners of war and U.S. service members missing in action. DoD photo by Army Sgt. 1st Class Clydell Kinchen
French Meeting Defense Secretary Ash Carter meets with French Defense Minister Jean-Yves Le Drian in Paris prior to a small-group defense ministers meeting to discuss efforts to counter the Islamic State of Iraq and the Levant, Oct. 25, 2016. DoD photo by Air Force Tech. Sgt. Brigitte N. Brantley
Robotics Demo Defense Secretary Ash Carter, right, looks closely at a robotics demonstration as he tours the Rehabilitation and Neuromuscular Robotics Lab at the University of Texas at Austin, March 31, 2016. DoD photo by Army Sgt. 1st Class Clydell Kinchen
NATO Trip Defense Secretary Ash Carter speaks with reporters aboard an Air Force E4-B aircraft as he flies to Brussels, Feb. 9, 2016, to attend NATO meetings for defense ministers to discuss Russian aggression and accelerating the fight against the Islamic State of Iraq and the Levant. DoD photo by Air Force Senior Master Sgt. Adrian Cadiz
Boeing Board Defense Secretary Ash Carter signs the Boeing guest board in Seattle, March 3, 2016. Carter is in Seattle to strengthen ties between the Defense Department and the tech community. DoD photo by Navy Petty Officer 1st Class Tim D. Godbee
Meeting Marines Defense Secretary Ash Carter speaks to Marines participating in a platoon defense demonstration on Marine Corps Base Quantico, Va., March 9, 2016. Carter visited Quantico to observe Marine Corps training and speak with Marines. DoD photo by Air Force Senior Master Sgt. Adrian Cadiz
Dog Day Shake Defense Secretary Ash Carter shakes hands with Pvt. Truman, a working dog assigned to Walter Reed National Military Medical Center in Bethesda, Md., at the Pentagon, Aug. 26, 2016, to recognize National Dog Day. DoD photo by Navy Petty Officer 1st Class Tim D. Godbee
Defense Secretary Ash Carter meets with soldiers assigned to the 101st Airborne Division during a visit to Irbil, Iraq, Oct. 23, 2016. DoD photo by Air Force Tech. Sgt. Brigitte N. Brantley
Flag Signing Defense Secretary Ash Carter signs a 101st Airborne Division flag at Fort Campbell, Ky., Jan. 13, 2016, for a soldier scheduled to deploy to Iraq later in the year. DoD photo by Army Sgt. 1st Class Clydell Kinchen
Honor Handshake Defense Secretary Ash Carter meets with Navy Senior Chief Petty Officer Edward C. Byers Jr., selected to receive the Medal of Honor, and his family at the Pentagon, Feb. 26, 2016. President Barack Obama presented the medal to Byers during a ceremony at the White House Feb. 29. DoD photo by Navy Petty Officer 1st Class Tim D. Godbee
POW/MIA Handshake Defense Secretary Ash Carter, right, shakes hands with retired Air Force Chief Master Sgt. William Tippins during a POW/MIA ceremony at the Pentagon, Sept. 16, 2016. Tippins was a prisoner of war for 18 months during World War II. National POW/MIA Recognition Day honors those who were prisoners of war and those who are still missing in action. DoD photo by Air Force Tech. Sgt. Brigitte N. Brantley
Pearl Harbor View Defense Secretary Ash Carter looks at landmarks and views during a visit to Pearl Harbor, Hawaii, Sept. 30, 2016. DoD photo by Air Force Tech. Sgt. Brigitte N. Brantley
Flightline Walk Marine Corps Gen. Joe Dunford, left, chairman of the Joint Chiefs of Staff, and Army Brig. Gen. Michael Howard walk to the flightline at Forward Operating Base Fenty in Jalalabad, Afghanistan, March 2, 2016. DoD photo by D. Myles Cullen
Paris View Marine Corps Gen. Joe Dunford, left, chairman of the Joint Chiefs of Staff, and Gen. Pierre de Villiers, chief of France's defense staff, meet at Ecole Militarie, a military school, in Paris, Jan. 22, 2016. DoD photo by D. Myles Cullen
Dunford Salute Marine Corps Gen. Joe Dunford, chairman of the Joint Chiefs of Staff, salutes Turkish honor guard members after meetings at the Ministry of National Defense in Ankara, Turkey, Nov. 6, 2016. DoD photo by D. Myles Cullen
Chief Chat Marine Corps Gen. Joe Dunford, right, chairman of the Joint Chiefs of Staff, talks with Pakistani Army Chief of Staff Gen. Raheel Sharif after a change-of-command ceremony in Kabul, Afghanistan, March 2, 2016. DoD photo by D. Myles Cullen
Gold Star Memorial Marine Corps Gen. Joe Dunford, chairman of the Joint Chiefs of Staff, helps unveil the new Gold Star Families Memorial Monument in Fall River, Mass., Sept. 25, 2016. The memorial is a tribute to the Massachusetts families who lost loved ones in military service to the country. DoD photo by Navy Petty Officer 2nd Class Dominique A. Pineiro
Guestbook Signature Marine Corps Gen. Joe Dunford, chairman of the Joint Chiefs of Staff, signs the guest book of Navy Adm. Harry B. Harris, commander of U.S. Pacific Command, during an office call visit at the command's headquarters at Camp H.M. Smith, Hawaii, Feb. 9, 2016. DoD photo by Navy Petty Officer 2nd Class Dominique A. Pineiro
Honor Guard Pass Marine Corps Gen. Joe Dunford, right chairman of the Joint Chiefs of Staff, passes through a Colombian honor guard with Gen. Juan Pablo Rodriguez, commander of Colombia's armed forces, before departing from Bogota, Colombia, March 10, 2016. DoD photo by Navy Petty Officer 2nd Class Dominique A. Pineiro
Helicopter Conversation Marine Corps Gen. Joe Dunford, left, chairman of the Joint Chiefs of Staff, speaks with Army Maj. Gen. Charles A. Flynn, commander of the 25th Infantry Division, aboard a UH-60 Black Hawk helicopter over Hawaii, Feb. 9, 2016. DoD photo by Navy Petty Officer 2nd Class Dominique A. Pineiro
Chairman's Greeting Marine Corps Gen. Joe Dunford, chairman of the Joint Chiefs of Staff, greets Navy Chief Petty Officer Mel Rowe in Kabul, Afghanistan, July 15, 2016. DoD photo by Navy Petty Officer 2nd Class Dominique A. Pineiro
Gold Star Wreath Marine Corps Gen. Joe Dunford, chairman of the Joint Chiefs of Staff; Candy Martin, national president of American Gold Star Mothers Inc.; and Jim Knotts, Vietnam Veterans Memorial Fund president and CEO, place a wreath at the memorial in Washington, D.C., Sept. 24, 2016. DoD photo by Army Sgt. James McCann
Dunford Remarks Marine Corps Gen. Joe Dunford, chairman of the Joint Chiefs of Staff, talks with troops while visiting Joint Task Force Guantanamo, Cuba, March 9, 2016, to observe the detention facility and meet with service members who support the mission. DoD photo by Navy Petty Officer 2nd Class Dominique A. Pineiro
Talking With Students Marine Corps Gen. Joe Dunford, chairman of the Joint Chiefs of Staff, talks with students at the Trident Training Facility at Naval Submarine Base Kings Bay, Ga., May 20, 2016. DoD photo by D. Myles Cullen
Marine Corps Gen. Joe Dunford, right, chairman of the Joint Chiefs of Staff; Army Gen. John F. Campbell, left, outgoing commander of U.S. Forces Afghanistan and the NATO Resolute Support Mission; and Army Gen. Lloyd J. Austin III, commander of U.S. Central Command, stand with Afghan Chief Executive Officer Abdullah Abdullah at Camp Resolute Support in Kabul, Afghanistan, March 2, 2016. Air Force photo by Staff Sgt. Tony Coronado
Turkey Departure Marine Corps Gen. Joe Dunford, chairman of the Joint Chiefs of Staff, boards a C-17 Globemaster III after meetings in Ankara, Turkey, Nov. 6, 2016. DoD photo by D. Myles Cullen
Stout Handshake Deputy Defense Secretary Bob Work greets sailors aboard the USS Stout at Naval Station Norfolk, Va., March 8, 2016. DoD photo by Army Sgt. 1st Class Clydell Kinchen
Medal Moment Deputy Defense Secretary Bob Work presents Navy Senior Chief Petty Officer Edward C. Byers Jr. the Medal of Honor flag during a ceremony to induct him into the Hall of Heroes at the Pentagon, March 1, 2016. DoD photo by Air Force Senior Master Sgt. Adrian Cadiz
Pentagon Welcome Deputy Defense Secretary Bob Work hosts an honor cordon for Kenyan Defense Secretary Raychelle Omamo at the Pentagon, Sept. 13, 2016. The two leaders met to discuss matters of mutual concern. DoD photo by Navy Petty Officer 1st Class Tim D. Godbee
Student Response Deputy Defense Secretary Bob Work shakes hands with students after speaking to them during a Week at the Labs event at Wright-Patterson Air Force Base, Ohio, March 3, 2016. DoD photo by Air Force Senior Master Sgt. Adrian Cadiz
Recipient of Hope Deputy Defense Secretary Bob Work presents the Spirit of Hope Award to Timothy Bryant, commander of Veterans of Foreign Wars Post 3000, at the Pentagon, Sept. 28, 2016. Six individuals and one organization received the award, named after Bob Hope, for their service and commitment to the U.S. military. DoD photo by Navy Petty Officer 1st Class Tim D. Godbee
Vessel Christening Deputy Defense Secretary Bob Work, second from left, celebrates during a Defense Advanced Research Projects Agency christening ceremony for a technology demonstration vessel in Portland, Ore., April 7, 2016. DARPA’s anti-submarine warfare continuous trail unmanned vessel program designed, developed and built the vessel. DoD photo by Army Sgt. 1st Class Clydell Kinchen
Pep Talk Deputy Defense Secretary Bob Work speaks to the U.S. team before the opening ceremony for Invictus Games 2016 at the ESPN Wide World of Sports complex at Walt Disney World in Orlando, Fla., May 8, 2016. The competition is the United Kingdom’s version of the Warrior Games, bringing together wounded veterans from 14 nations for events. DoD photo by Roger Wollenberg
Wreath Laying Canadian Governor General David Johnston lays a wreath as Air Force Gen. Paul J. Selva, vice chairman of the Joint Chiefs of Staff, looks on at the Tomb of the Unknown Soldier at Arlington National Cemetery in Arlington, Va., Feb. 10, 2016. DoD photo by Army Staff Sgt. Sean K. Harp
Equipment Display Air Force Gen. Paul J. Selva, center right, vice chairman of the Joint Chiefs of Staff, and his wife, Rikki, center left, receive a static equipment briefing by a Marine Corps staff sergeant during a USO spring entertainment tour stop at Camp Hansen, Japan, March 13, 2016. Selva led the USO spring tour. DoD photo by Army Staff Sgt. Sean K. Harp
Eye to Eye Air Force Gen. Paul J. Selva, vice chairman of the Joint Chiefs of Staff, greets Olivia, 3, and her mother, Sara Jackson, during the USO spring tour at Kadena Air Base in Okinawa, Japan, March 14, 2016. Selva held an event for Team Kadena and celebrity visitors at the base. Air Force photo by Senior Airman Peter Reft
Talking Over Eggs Air Force Gen. Paul J. Selva, center, vice chairman of the Joint Chiefs of Staff, talks with airmen during breakfast at Joint Base Elmendorf-Richardson, Alaska, March 12, 2016. Air Force photo by Airman 1st Class Christopher R. Morales