Pentagon Prepares For 10th Anniversary Of September 11 Attacks

ARLINGTON, VA - JUNE 28: A quilt hangs on a wall of the Pentagon Memorial Quilts Corridor where 21 quilts, of more than 100 in the collection that serve as a historical record of the tragic events of 9/11, are on display June 28, 2011 in Arlington, Virginia. This year is the 10th anniversary of the September 11 terrorist attacks, in which 184 people were killed at the Pentagon. (Photo by Alex Wong/Getty Images)

Pentagon Prepares For 10th Anniversary Of September 11 Attacks

ARLINGTON, VA - JUNE 28: Items that were associated with 9/11 attacks are displayed in a showcase at the Pentagon June 28, 2011 in Arlington, Virginia. This year is the 10th anniversary of the September 11 terrorist attacks, in which 184 people were killed at the Pentagon. (Photo by Alex Wong/Getty Images)

Pentagon Prepares For 10th Anniversary Of September 11 Attacks

ARLINGTON, VA - JUNE 28: Groundskeeper Lucas Guzman washes the glowing light pool of a bench at the Pentagon Memorial June 28, 2011 in Arlington, Virginia. This year is the 10th anniversary of the September 11 terrorist attacks, in which 184 people were killed at the Pentagon. (Photo by Alex Wong/Getty Images)

Pentagon Prepares For 10th Anniversary Of September 11 Attacks

ARLINGTON, VA - JUNE 28: A quilt that features the victims of the Pentagon attack hangs on a wall of the Pentagon Memorial Quilts Corridor where 21 quilts, of more than 100 in the collection that serve as a historical record of the tragic events of 9/11, are on display June 28, 2011 in Arlington, Virginia. This year is the 10th anniversary of the September 11 terrorist attacks, in which 184 people were killed at the Pentagon. (Photo by Alex Wong/Getty Images)

Pentagon Prepares For 10th Anniversary Of September 11 Attacks

ARLINGTON, VA - JUNE 28: A man passes by the Pentagon Memorial Quilts Corridor where 21 quilts, of more than 100 in the collection that serve as a historical record of the tragic events of 9/11, are on display June 28, 2011 in Arlington, Virginia. This year is the 10th anniversary of the September 11 terrorist attacks, in which 184 people were killed at the Pentagon. (Photo by Alex Wong/Getty Images)

Pentagon Prepares For 10th Anniversary Of September 11 Attacks

ARLINGTON, VA - JUNE 28: Items that were associated with 9/11 attacks are on display in a showcase at the Pentagon June 28, 2011 in Arlington, Virginia. This year is the 10th anniversary of the September 11 terrorist attacks, in which 184 people were killed at the Pentagon. (Photo by Alex Wong/Getty Images)

Pentagon Prepares For 10th Anniversary Of September 11 Attacks

ARLINGTON, VA - JUNE 28: A flag with names of all 184 victims in the Pentagon attack hangs on a wall at the Memorial Chapel of the Pentagon June 28, 2011 in Arlington, Virginia. This year is the 10th anniversary of the September 11 terrorist attacks, in which 184 people were killed at the Pentagon. (Photo by Alex Wong/Getty Images)

Pentagon Prepares For 10th Anniversary Of September 11 Attacks

ARLINGTON, VA - JUNE 28: A window display features a Purple Heart at the Memorial Chapel of the Pentagon June 28, 2011 in Arlington, Virginia. This year is the 10th anniversary of the September 11 terrorist attacks, in which 184 people were killed at the Pentagon. (Photo by Alex Wong/Getty Images)

Pentagon Prepares For 10th Anniversary Of September 11 Attacks

ARLINGTON, VA - JUNE 28: A model of the Pentagon Memorial is on display at the Pentagon June 28, 2011 in Arlington, Virginia. This year is the 10th anniversary of the September 11 terrorist attacks, in which 184 people were killed at the Pentagon. (Photo by Alex Wong/Getty Images)

Pentagon Prepares For 10th Anniversary Of September 11 Attacks

ARLINGTON, VA - JUNE 28: A stained glass window is seen at the Memorial Chapel of the Pentagon June 28, 2011 in Arlington, Virginia. This year is the 10th anniversary of the September 11 terrorist attacks, in which 184 people were killed at the Pentagon. (Photo by Alex Wong/Getty Images)

Pentagon Prepares For 10th Anniversary Of September 11 Attacks

ARLINGTON, VA - JUNE 28: A stained glass window is seen at the Memorial Chapel of the Pentagon June 28, 2011 in Arlington, Virginia. This year is the 10th anniversary of the September 11 terrorist attacks, in which 184 people were killed at the Pentagon. (Photo by Alex Wong/Getty Images)

Pentagon Prepares For 10th Anniversary Of September 11 Attacks

ARLINGTON, VA - JUNE 28: Transportation Security Administration (TSA) Puppy Program Manager Scott Thomas holds puppies Hoey (L) and Hatton as he talks to members of the press during a media day at the Pentagon June 28, 2011 in Arlington, Virginia. The puppy program breeds and prepares puppies to be future explosives detection dogs at airports and mass transit systems nationwide. Each puppy is named in honor of a victim of 9/11 or after a military member who gave their life during the war on terror. This year is the 10th anniversary of the September 11 terrorist attacks, in which 184 people were killed at the Pentagon. (Photo by Alex Wong/Getty Images)

Pentagon Prepares For 10th Anniversary Of September 11 Attacks

ARLINGTON, VA - JUNE 28: A woman walks on the ground of the Pentagon Memorial June 28, 2011 in Arlington, Virginia. This year is the 10th anniversary of the September 11 terrorist attacks, in which 184 people were killed at the Pentagon. (Photo by Alex Wong/Getty Images)

Pentagon Prepares For 10th Anniversary Of September 11 Attacks

ARLINGTON, VA - JUNE 28: Pentagon Chaplain Ltc. Kenneth Williams speaks to members of the press at the Memorial Chapel of the Pentagon during a media day event June 28, 2011 in Arlington, Virginia. This year is the 10th anniversary of 9/11 terrorist attacks on American soil. (Photo by Alex Wong/Getty Images)

Pentagon Prepares For 10th Anniversary Of September 11 Attacks

ARLINGTON, VA - JUNE 28: Pentagon Chaplain Ltc. Kenneth Williams speaks to members of the press at the Memorial Chapel of the Pentagon during a media day event June 28, 2011 in Arlington, Virginia. This year is the 10th anniversary of 9/11 terrorist attacks on American soil. (Photo by Alex Wong/Getty Images)