Britain's Queen Elizabeth inspects the Queen's Gurkha Engineers Attestation Party during a visit to Invicta Park Barracks, in Maidstone, southern England.
National Aeronautics and Space Administration (NASA) administrator Charles Bolden lays a wreath at a Challenger memorial at Arlington National Cemetery in Arlington, Va., on Jan. 27, in commemoration of NASA's National Day of Remembrance. Jan. 28 marks the 25th anniversary of the explosion of the space shuttle Challenger, which killed seven astronauts in 1986.
A boy from the cattle-herding Mundari tribe is seen in South Sudan in a settlement near Terekeka, Central Equatoria State.
Arlington National Cemetery contains the remains of thousands of US soldiers, sailors and Marines. This fall, multiple remains were found in a grave marked as 'Unknown' at Arlington National Cemetery.
Chief Master Sgt. Bill Ross, a 35-year Air Force veteran (l.) and boy scouts Tyler Pollock and Liam Gallagher salute in honor of war veterans in Freeport, Maine, on Veterans Day, Nov. 11. The boy scouts and other volunteers raised 50 casket flags donated by the families of Freeport veterans.
Farooque Ahmed, a Pakistani-born US citizen, allegedly attempted to provide material support to individuals he believed to be members of Al Qaeda.
Stevens was a World War II veteran and was awarded the Distinguished Flying Cross. He went into public service before Alaska became a state in 1959 and was appointed to the Senate in December 1968.
Sgt. 1st Class Charles Godleski, of Ellington, holds his grandson Noah Godleski after he arrives at the Army aviation support facility in Windsor Locks, Conn., on Wednesday. About 110 soldiers of the 250th Engineer Co., Connecticut National Guard who were deployed to Iraq last winter have returned home.
Claire McCaskill, a senator from Missouri, believes that between 4,900 and 6,600 graves may be unmarked or mislabeled on cemetery maps. Claire McCaskill is chairwoman of an oversight panel on the Senate Homeland Security and Government Reform Committee.
Charles 'Pete' Conrad Jr. stands with the US flag on the surface of the moon during the Apollo 12 mission, in this 1969 file photo. Flag Day is celebrated on June 14, and commemorates the adoption of the flag of the United States at the Second Continental Congress in 1777. Flag Day was established in 1916 by President Woodrow Wilson.