Exclusive Child Porn Club in Penn.

As police departments big and small devote investigators to busting pedophiles online, child porn aficionados are responding by ramping up their security. So it seems from a massive case out of Pennsylvania, where a group that could include up to 100 pervs did their best to keep cops at bay.

The case began in 2008 when police busted a child molester in western Pennsylvania. He began cooperating, and apparently turned them on to a private social networking group. Members shared their child porn with others around the country. But this was something of a pervert's country club. Not just anyone could get in. More