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Photos

Snapshots of what’s happening in the Defense Department.

Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, Deputy Secretary of Defense William J. Lynn III, and Vice President Joe Biden - the principals at the annual Memorial Day observance at Arlington National Cemetery, Va., - salute and join in the singing of the national anthem, May 31, 2010.

ANNUAL OBSERVANCE

Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, Deputy Secretary of Defense William J. Lynn III, and Vice President Joe Biden - the principals at the annual Memorial Day observance at Arlington National Cemetery, Va., - salute and join in the singing of the national anthem, May 31, 2010.

Photo Gallery