OFFICIAL WELCOME Chairman of the Joint Chiefs of Staff Navy Adm. Michael G. Mullen signs a guest book welcoming him to the White House, Yongsan, Republic of Korea, Nov. 5, 2007. The White House is the headquarters of for commander of United Nations Command, Combined Forces Command, and U.S. Forces Korea. SHARE: Download: Full Size (0.02 MB) Credit: VIRIN: 386844-U-LRJ59-063.jpg Photo Gallery