You're the most important country in the world, of course you are a focus of attention, and when something like this happens, people are going to sit up and pay attention. To see a country that could, any time it so wished, launch a successful offensive against just about any other country in the world, behave in such a manner is frightening.
It is pointed out to you because we
want you to be aware of not, not because we hate the US but because we want you to know what your own country is supplying as an advertisement for itself, and for it's citizens.
It's not always easy to accept criticism, I'm lucky, the UK criticises itself on a daily basis, it's a National hobby, but, sometimes it helps to take a step back and think of things from the other guys point of view