Things seems to be getting worse in Rio. I hope in the long run the olympics are a net positive.
Seems like they have a plan for security.
http://www.nytimes.com/2014/08/10/magazine/does-hosting-the-...
> "(During the Games) the army, the navy, everyone is going to be here," Paes said. "Fortunately the state will not be responsible for security during that period."