The above photo comes from the Facebook page for "The Old Guard," which is the nickname for the 3rd U.S. Infantry Regiment. One of their solemn duties is to guard the Tomb of the Unknown Soldier at Arlington National Cemetery, which they have done every minute of every day since April 6, 1948. Here is another photo they released:
What a moving example of the loyalty and dedication of those who serve in our military. God Bless Our Troops.
[Hat tip: Amanda Carpenter]
[Cross-posted at Sunshine State Sarah]