Tasnim | Hossein Zohrvand:�The Iranian Army air force wrapped of the 8th edition of air force military drill codenamed Fadaian-e Harim-e Velayat (Defenders of Velayat Sanctuary) on Friday which was held in Isfahan province with the participation a variety of predators, fighter bombers, heavy and semi-heavy transport planes, refueling planes, interceptor and reconnaissance planes, as well as UAVs.