"Flags In" Ceremony Held At Arlington National Ahead Of Memorial Day

(credit: Win McNamee/Getty Images)

ARLINGTON, VA - MAY 24: Members of the 3rd U.S. Infantry Regiment place American flags at the graves of U.S. soldiers buried in Section 60 at Arlington National Cemetery in preparation for Memorial Day May 25, 2012 in Arlington, Virginia. 'Flags-In' has become an annual ceremony since the 3rd U.S. Infantry Regiment (The Old Guard) was designated to be an Army's official ceremonial unit in 1948. Every available soldier in the 3rd U.S. Infantry Regiment participates in these events.

"Flags In" Ceremony Held At Arlington National Ahead Of Memorial Day

(credit: Win McNamee/Getty Images)

ARLINGTON, VA - MAY 24: Members of the 3rd U.S. Infantry Regiment place American flags at the graves of U.S. soldiers buried in Section 60 at Arlington National Cemetery in preparation for Memorial Day May 24, 2012 in Arlington, Virginia. 'Flags-In' has become an annual ceremony since the 3rd U.S. Infantry Regiment (The Old Guard) was designated to be an Army's official ceremonial unit in 1948. Every available soldier in the 3rd U.S. Infantry Regiment participates in these events.

U.S. and Philippines Soliders Honored

(credit: NOEL CELIS/AFP/GettyImages)

A man (L) pushes an elderly man in a wheelchair as they visit the halls displaying engraved names of soldiers who fell during World War II at a service to mark US Memorial Day at the Manila American Cemetery in Fort Bonifacio in the Philippine capital Manila on May 27, 2012. At least 17,000 graves are in the park that pays tribute to US and Philippines soldiers that fought side by side during World War II.

Young Boy Gazes At Fallen Soldier's Engraved Names

(credit: NOEL CELIS/AFP/GettyImages)

A young boy looks at a wall with engraved names of soldiers who fell during World War II at a service to mark US Memorial Day at the Manila American Cemetery in Fort Bonifacio in the Philippine capital Manila on May 27, 2012. At least 17,000 graves are in the park that pays tribute to US and Philippines soldiers that fought side by side during World War II.

"Flags In" Ceremony Held At Arlington National Ahead Of Memorial Day

(credit: Win McNamee/Getty Images)

ARLINGTON, VA - MAY 24: Major General Michael Linnington (R), Commander of the Military District of Washington, hugs Audrey Campbell (C), mother of Sgt. Karl Campbell who was killed in Afghanistan, during the 'Flags-in' ceremony in Section 60 at Arlington National Cemetery in preparation for Memorial Day May 25, 2012 in Arlington, Virginia. Also pictured is Arthur Campbell (L), father of Sgt. Campbell and Sgt. Campbell's son, Devin (bottom). 'Flags-In' has become an annual ceremony since 1948. Every available soldier in the 3rd U.S. Infantry Regiment participates in these events.

US Citizens Walk Along Graves Of Soldiers

(credit: NOEL CELIS/AFP/GettyImages)

US citizens walk along graves of soldiers who fell during World War II during a service to mark US Memorial Day at the Manila American Cemetery in Fort Bonifacio in the Philippine capital Manila on May 27, 2012. At least 17,000 graves are in the park that pays tribute to US and Philippines soldiers that fought side by side during World War II.

Soldiers Plant Flags At Graves

(credit: BRENDAN SMIALOWSKI/AFP/GettyImages)

Soldiers arrive to plant flags at graves in Section 60, an area largely used for those who died while serving in the wars in Afghanistan and Iraq, at Arlington National Cemetery May 24, 2012 in Washington, DC, ahead of Memorial Day to be marked on May 28, 2012. Members of the US Army's Old Guard and others participated in the yearly event where small American flags are placed at over 220 thousand headstones in the cemetery reserved for members of the US military and those who served America.

US Air Force Major Terry Dutcher Lays At Son's Grave

(credit: BRENDAN SMIALOWSKI/AFP/GettyImages)

US Air Force Major Terry Dutcher lays at the grave of her son, US Army Cpl. Michael Avery Pursell, who died from an IED attack while serving in Iraq, at Arlington National Cemetery May 24, 2012 in Washington, DC, ahead of Memorial Day to be marked on May 28, 2012. Members of the US Army's Old Guard and others participated in the yearly event where small American flags are placed at over 220 thousand headstones in the cemetery reserved for members of the US military and those who served America.

Soldiers Carry Flags Through Arlington

(credit: RENDAN SMIALOWSKI/AFP/GettyImages)

Soldiers carry flags through Arlington National Cemetery May 24, 2012 in Washington, DC, ahead of Memorial Day to be marked on May 28, 2012. Members of the US Army's Old Guard and others participated in the yearly event where small American flags are placed at over 220 thousand headstones in the cemetery reserved for members of the US military and those who served America.