The advent of the Internet, file sharing technology, and social networking has allowed the market for child pornography to thrive, but now those very same technologies are helping police to crack down on individuals distributing child pornography; local police departments across the United States are using sophisticated software to track, identify, and convict individuals trading child porn; in Shawano County, Wisconsin investigators recently received new tools that have led to the arrest of five people on child porn charges in the last six months; investigators have been trained to spot individuals on file sharing sites; detectives have also been trained in computer forensics to recover data from confiscated hard drives