Divers are searching two reservoirs and detectives are knocking on doors in Calaveras County as the investigation continues into the killing of 8-year-old Leila Fowler. Sheriff's officials say dive recovery teams searched throughout the day yesterday. Investigators also knocked on the doors of hundreds of homes in the Valley Springs and Rancho Calaveras areas as they try to find possible witnesses in their search for the girl's killer.

Leila was found stabbed in her family home on April 27th.