The day a chivalrous German flying ace saluted a crippled US bomber and let them fly to safety instead of shooting them down. *Charlie Brown's B-17F bomber had come under fire from 15 enemy planes during successful mission. *Franz Stigler pursued it, but when he saw the damage he let it fly home to safety, guided by the moral code laid down by his commanding officer. The bombing mission targeting a German munitions factory had been a success, but Second World War pilot Charlie Brown's attempts to get home safely seemed doomed to failure. His B-17F bomber had been attacked...