Mixed martial arts makes network debut By Eve Troeh, NPR Marketplace
"Dan Rasher is a sports economist at the University of San Francisco. He says mixed martial arts was all about the blood in the 1990s -- a raw, fringe sport that Sen. John McCain called 'human cockfighting.' Now it's been consolidated into a professional league: the Ultimate Fighting Championship, or UFC. Rasher says his students, mostly guys in the their 20s, pushed him to study the business model."