SENIOR AIRMAN Rich Zemaitis and AIRMAN Larry Teel, both from the 95th Figther Squadron, Tyndall Air Force Base Florida, service the liquid oxygen on an F-15 during Roving Sands '99, June 20, 1999. Members of the 95th Fighter Sq. are temorarily assigned to Davis Mothan Air Force Base, Arizona, to participate in the exercise. Roving Sands is a one-of-a-kind event that is the world's largest Joint Tactical Air Operations exercise. It melds the Command, Control, Communications, and Computer Elements; Air Defense Artillery; and Aircraft; of the Army, Air Force, Marines, Navy, and Multinational Forces, into a Joint Integrated Air Defense System (IADs)