Associated Press
In this Feb. 24, 2011 photo, Robert Diduca, 46, sits in Milford, Mass., District Court after his pretrial conference. A child pornography investigation, which began to unravel when Diduca sent a photo of a young Dutch boy to an undercover federal agent in Boston, led to the arrests of 43 men in seven countries and helped identify more than 140 child victims. (AP Photo/MetroWest Daily News, Ken McGagh)

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