Hiroshima 70 years ago

[Anomalocaris]

Also, while Japan had no ability to stop massed raids, particularly at night, it still had the air defense capability to focus on a small number of incoming bombers during day light and shoot them down. Giving the Japanese advanced warning that a small number of bombers will come to inflict destruction vastly out of proportion with the number of bombers involved creates the opportunity for the ambarassement of having the bomber carrying the atom bomb shot down on the way to the demonstration.