http://usinfo.state.gov/journals/itgic/0801/ijge/gj07.htm
Organized Crime and Cybercrime:
Synergies, Trends, and Responses
The above was written a few years ago, but does a good job of outlining some of the problems that can be associated with internet gambling, etc.
This issue is really about cybercrime, international organized crime and terrorism.
Thanks for the link. No, I'm not defending internet gambling, and I'm certainly not defending Congress!