SPECIAL EVENT U.S. Air Force Staff Sgt. Michelle Barboza unfolds the National ensign during the annual flag raising ceremony on Naval Station Rota in Spain, July 2, 2009. While raising the flag is a daily occurrence on U.S. military bases around the world, because of the Agreement for Defense Cooperation, Naval Station Rota is only permitted to fly the U.S. flag with special permission from the Spanish Admiral-in-Chief. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 488829-O-TYS16-261.jpg Photo Gallery