An official website of the United States Government 
Here's how you know

Official websites use .gov

A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS

A lock ( lock ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Photos

Snapshots of what’s happening in the Defense Department.

Army Gen. Martin E. Dempsey, chairman of the Joint Chiefs of Staff, Air Force Gen. Craig R. McKinley, outgoing National Guard Bureau chief, and Army Lt. Gen. Frank J. Grass, incoming chief, participate in the change-of-responsibility ceremony for chief at the Pentagon, Sept. 7, 2012.

Army Gen. Martin E. Dempsey, chairman of the Joint Chiefs of Staff, Air Force Gen. Craig R. McKinley, outgoing National Guard Bureau chief, and Army Lt. Gen. Frank J. Grass, incoming chief, participate in the change-of-responsibility ceremony for chief at the Pentagon, Sept. 7, 2012.

Army Gen. Martin E. Dempsey, chairman of the Joint Chiefs of Staff, Air Force Gen. Craig R. McKinley, outgoing National Guard Bureau chief, and Army Lt. Gen. Frank J. Grass, incoming chief, participate in the change-of-responsibility ceremony for chief at the Pentagon, Sept. 7, 2012.

Photo Gallery