Gas prices begin their seasonal slide upward. The British treasury secretary has given an ultimatum to the country's banks: Obey new rules or be broken up. Should the U.S. do the same? And a new documentary airs tonight on CNBC about one of the riskiest bets out there. It's not a stock, or a bond, or a startup company. It's the business of theater on Broadway. CNBC host Maria Bartiromo joins us for a preview of the program, Betting Big on Broadway.