text:  I'm Celeste Headley. Breaking started in the Bronx in the 70s. This month, the dance form debuts at the Olympics as B-boys and B-girls face off in improvised breaking bows. This is a real game of physical chess. If you go in there trying to be super rehearsed, the judges are going to see right through that. The crowd can see it, too. Next time on Here and Now.