Police: Teen arrested in killing of Colorado girl

This image provided by the Westminster Colorado Police Department shows Jessica Ridgeway, who went missing on her way to school on Oct. 5. A body found in a suburban Denver park was identified Friday, Oct. 12, 2012, as that of the missing 10-year-old girl, as anxious parents kept close watch over their children because of the potential presence of a predator in their midst, authorities said. (AP Photo/Westminster Colorado Police Department)