Family and friends of the victims of the September 11, 2001 attack on the Pentagon place flowers at their loved ones' gravesite in Arlington National Cemetery before the start of a special anniversary memorial service.

September 11, 2003 - Family and friends of the victims of the September 11, 2001 attack on the Pentagon place flowers at their loved ones' gravesite in Arlington National Cemetery before the start of a special anniversary memorial service.

© Mike Lynaugh