Myspace, the largest social networking site with over 180 million profiles, revealed that 29,000 convicted sex offenders were found registered with its website. There is now a call for effective age and identity verification and parental permission for those under 18 to register with the site. Mario speaks with Chris Hagenbuch, formerly of the U.S. Department of Homeland Security, a cofounder of Maryland-based safeTspace, a consumer identity management solution for social networking communities.