and a choopa spokesman denied any knowledge of the gambling sites.ut a few days later, we noticed something in the internet traffic. >> after you made the call, we started seeing the sites move one by one to different places. we're seeing things migrate to new servers, different networks, different servers. >> bogdanich: they moved off of the choopa network. >> they moved off the choopa network, and we verified that. >> bogdanich: we found more than a hundred gambling sites that apparently federal agents didn't know about. >> narrator: choopa, pinnacle, and other companies declined to be interviewed. but an american investor in the online gambling business was willing. jeffrey salvati owns a stake in two offshore gambling sites: ubet and vitalbet. one of his investors is the world champion boxer manny pacquiao. >> bogdanich: and where are they based offshore again? >> actually, both are licensed out of the country of curacao, which is completely legal, and both are actually run out of bulgaria. >> bogdanich: a truly international operation. >> absolu