Tonight, the 2010 World Cup officially kicks off, starting with the opening ceremonies in Johannesburg, South Africa. For the next month, teams from across the globe will compete for the chance to take the Cup back to their country.
But for millions of fans around the world, soccer is much more than just a sport: it's a way of life. And for Steven and Harrison Stark, it's an indicator of world diplomacy. The father-and-son team are authors of the new book, 'World Cup 2010: The Indispensable Guide to Soccer and Geopolitics.'