A federal analyst studied the child pornography videos for clues. Finding none, he turned to mundane photographs the suspected abuser also had uploaded online of the young victim playing in a park and by some bushes. Using a Smithsonian Institution analysis of the shrubs, the sleuth from the U.S. Immigration and Customs Enforcement, or ICE, narrowed his search to one U.S. region. Next, he zeroed in on the park’s playground equipment, making dozens of calls to playground makers and organizations that certify them, finally finding...

Source: Wall Street Journal May 03, 2018 09:33 UTC