Shot of air raid shelter sign. Cut inside shelter. Cut back outside to firemen fighting fires, much smoke. Dusk shot of British Parliament Buildings silhouetted against lighter sky, "ears" of listening post, unlighted searchlights, people sleeping in underground station. Flashes, illuminating Saint Paul's Cathedral and listening post, coming from antiaircraft guns as they fire. Cut to nose of bomber during run (pitch darkness), AERIAL SHOT of ground as bombs explode. Ground shots of fires burning at night.