Red Flag Day Was A Day Of Simulated War Maneuvers Held At Nellis Air Force, Las Vegas, Nv., Over Their Gunnery Range In The Nevada Desert. These War Games Held To Train U.S. Fighter Pilots For Battle Situations.Red Flag Day I Is A View Of The Quick Check Area On The End Of The Runway, Preparatory To Take-Off For The War Maneuvers. In The Middle Ground Of The Drawing An F-4 Phantom Jet Is Moving From The Quick-Check Area On Toward The Take Off Location, While Another F-4 Is Coming Into The Quick Check Area. In The Background Two F-5 Aggressors Are Sneaking By To The Take Off Area Of The Runway.