At the height of his power, Zhou Yongkang controlled police forces, spy agencies, court systems and prosecution offices across China -- and the domestic security czar wasn't shy in deploying his vast assets to crush dissent and unrest in the name of "preserving social stability."

The world seems to be going crazy for Pokémon GO.

A 29-year-old U.S. citizen denounces his home country at a press conference in Pyongyang after entering the country illegally. His mother says he's mentally unstable.