Also, unlike North Korean camps, they generally don't send young children to Guantanamo Bay because of their parents' political crimes (real or invented).
Omar is at least alleged to have actually committed war crimes, and he was almost 16. Feel free to characterize the legitimacy of his treatment, but he's no Shin Dong-hyuk:
Some of aren't satisfied with just the illusion of freedom. We care about not just the American citizens that Obama is killing with drones, but human life all over the world.