Frenchman Flat in Nevada Test Site. Desert landscape pan. Soldier puts film badge in rifle to test radiation exposure. Dummies and makeshift trenches are equipped with radiation testing equipment. Army truck headlights in the dead of night. Soldiers hopping out of tucks barely illuminated by headlights. Silhouettes of army troops marching in desert. Military generals talking to each other, daytime. Troops sit in desert floor waiting for detonation of atomic weapon. There is a flash of light and the men all turn around from their seating position. CU of soldier covering his ears. Dust rising from ground amidst seated soldiers. Huge mushroom cloud in sky with soldiers beneath. CU of soldier looking into sky. Generals look into distance at cloud. CU atomic cloud