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Photos

Snapshots of what’s happening in the Defense Department.

Army Sgt. 1st Class Alfred Lanier, right, a tomb sentinel assigned to the 3rd U.S. Infantry Regiment, "The Old Guard," helps President-elect Barack Obama and Vice President-elect Joe Biden place a wreath at the Tomb of the Unknowns at Arlington National Cemetery in Virginia during a ceremony on Jan. 18, 2009.

Army Sgt. 1st Class Alfred Lanier, right, a tomb sentinel assigned to the 3rd U.S. Infantry Regiment, "The Old Guard," helps President-elect Barack Obama and Vice President-elect Joe Biden place a wreath at the Tomb of the Unknowns at Arlington National Cemetery in Virginia during a ceremony on Jan. 18, 2009.

Army Sgt. 1st Class Alfred Lanier, right, a tomb sentinel assigned to the 3rd U.S. Infantry Regiment, "The Old Guard," helps President-elect Barack Obama and Vice President-elect Joe Biden place a wreath at the Tomb of the Unknowns at Arlington National Cemetery in Virginia during a ceremony on Jan. 18, 2009.

Photo Gallery