United States Department of Defense

Defense Secretary Ash Carter prepares to depart Joint Base Andrews, Md., Aug. 15, 2015, to attend a memorial ceremony in Chattanooga, Tenn., to honor the sailor and four Marines killed July 16, 2015. DoD photo by U.S. Air Force Master Sgt. Adrian Cadiz

Left to right: outgoing Army Chief of Staff Gen. Ray Odierno; Defense Secretary Ash Carter; Army Secretary John M. McHugh; Army Gen. Martin E. Dempsey, chairman of the Joint Chiefs of Staff; and incoming Army Chief of Staff Gen. Mark A. Milley stand at attention during the change-of-responsibility ceremony on Joint Base Myer-Henderson Hall in Arlington, Va., Aug. 14, 2015. During the ceremony, outgoing Odierno relinquished duties to Milley. DoD photo by U.S. Army Sgt First Class Clydell Kinchen

U.S. Marines distribute water to civilians as part of Typhoon Soudelor relief efforts in Saipan, Aug. 12, 2015. The Marines are assigned to Combat Logistics Battalion 31, 31st Marine Expeditionary Unit, which is assisting local and federal agencies after the typhoon devastated the island Aug. 2-3. U.S. Marine Corps photo by Lance Cpl. Brian Bekkala

Soldiers help extinguish a small fire while battling the Rocky Fire near Clear Lake, Calif., Aug. 12, 2015. The soldiers are California National Guardsmen assigned to the 578th Brigade Engineer Battalion, and the 1st Battalion, 18th Cavalry, 79th Infantry Brigade Combat Team. California Army National Guard photo

Army Gen. Martin E. Dempsey, chairman of the Joint Chiefs of Staff, takes questions from airmen during a town hall meeting at Creech Air Force Base, Nev., Aug. 12, 2015. The base is a command and control facility used to engage in daily overseas contingency operations of remotely piloted aircraft systems, which fly missions across the globe. DoD photo by D. Myles Cullen

A memorial stands outside the Armed Forces Recruiting Center in Chattanooga, Tenn., Aug. 13, 2015, to honor the four Marines and sailor killed during the July 16 shooting in the Navy Operational Support Center Chattanooga. Defense leaders and Tennessee officials joined Vice President Joe Biden in an Aug. 15 ceremony to honor the five fallen service members. U.S. Navy photo by Petty Officer 2nd Class Justin Wolpert

President Barack Obama urged Americans to recognize every spouse, parent, sibling, child, and loved one who stands with our service members. Obama said "we affirm our solemn vow to serve these families as well as they serve us."

U.S. Army Sgt. Maj. Jody Volz, adviser for Train, Advise and Assist Command South in Afghanistan, flies over Kandahar, Afghanistan, Aug. 4, 2015, with Afghan army and command leaders to gain situational awareness and a shared understanding of key terrain in southern Afghanistan. U.S. Navy photo by Lt. Kristine Volk

Paratroopers board a C-130J aircraft on March Air Reserve Base, Calif., Aug. 6, 2015, before conducting a joint forcible entry operation during Operation Dragon Spear on Fort Irwin, Calif. The paratroopers are assigned to the 82nd Airborne Division's 18th Airborne Corps, 2nd Brigade Combat Team. U.S. Air Force photo by Senior Airman Scott Poe

The United States is demonstrating its continued commitment to collective security through a series of actions designed to reassure NATO allies and partners of America's dedication to enduring peace and stability in the region in light of the Russian intervention in Ukraine.

U.S. Air Force Staff Sgt. Fred Frizzell operates a drilling rig at a well site during New Horizons Honduras 2015, a humanitarian exercise, in Brisas del Mar, Honduras, July 30, 2015. Frizzell monitored the rig during a process that involved blowing high-pressure air through the screens at the bottom of the well to remove excess sediment buildup. U.S. Air Force photo by Capt. David J. Murphy

Need information about the recent OPM cybersecurity incident? Visit OPM's website for more information. https://www.opm.gov/cybersecurity

Soldiers use pugil sticks as part of their basic combat training on Fort Jackson, S.C., Aug. 12, 2015. The soldiers are assigned to Company D, 3rd Battalion, 34th Infantry Regiment. U.S. Army photo by Sgt. 1st Class Brian Hamilton

The U.S. Department of Agriculture has announced the seventh annual Feds Feed Families campaign, which extends throughout the government. The Defense Department will play a vital role in the fight against hunger.