Change of Command The Navy Ceremonial Guard stands at attention while the ceremonial battery cannon fires 19 rounds in honor of the official party for the change of charge ceremony for the office of the Master Chief Petty Officer of the Navy in Washington, D.C., July 10, 2006. SHARE: Download: Full Size (0.09 MB) Credit: VIRIN: 409014-H-MLF72-367.jpg Photo Gallery