AIR TO AIR SHOT of B-26 Marauders of the 9th Air Force flying below camera plane, of puffs of German flak floating by. Shots inside one of the planes showing flak marks on plexiglass, of waist gunner at his post. Shot through bomb bay door of bombs falling and disappearing in clouds, of bombs falling, of explosions far below. Shots of bombers in the air, of railway marshalling yard being destroyed. LAS of planes returning, of flares indicating position of runways. Night shots of Lancasters taking off, of direct hit on ammunition dump and resulting fire, of tracers exploding every which way and of secondary dumps going up.