![US Top Stories from Associated Press (AP) show](/assets/missing_small.png)
Summary: WESTMINSTER, Colo. (AP) , The weeklong search for a 10-year-old Colorado girl became a murder investigation after authorities identified a body found in a suburban Denver park as that of fifth-grader Jessica Ridgeway. "Our focus has changed from the search for Jessica to a mission of justice for Jessica," Westminster Police Chief Lee Birk said Friday.