No one can ever expect of any thoughtful act from the americans at least..
what a waste of life..and even today, they're responsible (either directly or indirectly) for the killings of hundreds of thousands of people across the world, who lose their lives every single day..
dude, lets assume even if its a bomb, do you expect that after having decimated literally the whole city, it would still be intact? yara kho no:P
the one detonated over Hiroshima was codenamed "Little Boy", and this is how it looked like (its just a mockup ofcourse, the real one would have been blown into smithereens):