With Child Sex Sites on the Run, Nearly Nude Photos Hit the Web - The New York Times
First of two articles in series Dark Corners; Web sites for pedophiles offering explicit, sexualized images of children who are covered by bits of clothing are latest trend among producers, distributors and customers to avoid child pornography charges; so-called model sites are rapidly replacing sexually explicit Internet sites shut down in recent months following array of investigations; almost all children appear to be between ages of 2 and 12; photos (L)