STAFF INTRODUCTION U.S. Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, is introduced to the staff by Gen. Franciszek Gagor, chief of the General Staff of the Polish Armed Forces, after a full-honors ceremony welcoming him to Warsaw. Mullen is concluding a six-day trip to Europe visiting defense counterparts in Russia and Poland by attending the U.S. European Command change-of-command ceremony in Stuttgart, Germany. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 588000-U-YLU01-552.jpg Photo Gallery