This is Hack-Lab. I cheated at poker by hacking a casino card shuffling machine. This experiment takes me to Las Vegas, Nevada. For DEF CON, America's biggest hacker conference. I'm meeting Joseph ...

OK, we're going to talk about a world that maybe most of us only know about from the movies - high-stakes poker games. The FBI arrested 31 people yesterday, including NBA coach Chauncey Billups.