Afghan Man Faces Death Penalty Because He Converted to Christianity

And so what, right? What business is it of ours? When did the U.S. become the policeman to the world?

Well, we certainly are not that. But the leaders of all nations negotiate and discuss matters within the apparent sovereign control of other nations. And since 1998, intervening on behalf of the persecuted around the world has been the official U.S. policy--whether Presidents like it or not.