Pedophiles once lurked in parks and around schoolyards, and then they prowled the playground of the World Wide Web. Now these predators have a more sinister method at their fingertips – sending explicit text messages directly to your child's cell phone. Dr. Phil examines the latest technological threats to your kids and shows you how to protect them. Joining him is Colorado detective Mike Harris, who works overtime tracking online predators. He says one piece of equipment gives him a high success rate. Find out what this device is, and how you can use it to monitor your children. Next, go behind the scenes as Mike’s unit prepares to take down a 28-year-old man allegedly texting sexually explicit material to a girl he thinks is 15. Dr. Phil cameras capture the dramatic arrest on tape. Then, 16-year-old Zoe admits that she exchanges risqué photos with men online but says this is normal teen behavior. Her mother, Sharon, says Zoe invited a man into her home whom she met online, and she worries for Zoe's safety. Dr. Phil has a stern message for the teen. And, Kyra was 12 when she was sexually assaulted by a 22-year-old man she met in a chat room. How can she pick up the pieces and move on with her life? Will her story be a wake-up call to Zoe? Plus, don’t miss the top three things you can do to save your child from cell phone perverts.