FRONTLINE investigative correspondent Lowell Bergman examines the shadowy world of international bribery. The story reveals how multinational companies create slush funds, set up front companies, and make secret payments, all to get billions in business. But these practices are facing a new international crackdown, led by prosecutors at the U.S. Department of Justice and allies abroad. At the center of this is a controversial, ongoing investigation into the British-based multinational BAE Systems and allegations about billion-dollar bribes.