Investigators with the FBI and the Illinois State Police search inside Hammel Woods near Black Road and Route 59 in Shorewood, IL on Wednesday November 7, 2012. They were searching for the missing Stacy Peterson. | Matt Marton~Sun-Times Media
FILE - In this May 7, 2009 file booking photo provided by the Will County Sheriff's office in Joliet, Ill., former Bolingbrook, Ill., police sergeant Drew Peterson is shown. Opening statements are slated for Tuesday, July 31, 2012, in the much-anticipated trial of the 58-year-old Peterson, who was charged with the 2004 murder of his 40-year-old fourth wife, Kathleen Savio, only after his 23-year-old fourth wife, Stacy Peterson, vanished without a trace in 2007. The trial's focus is determining if Peterson killed Kathleen Savio. Drew Peterson has never been charged in the disappearance or death of Stacy Peterson, whose body has never been found. But her family hopes a conviction at the current murder trial could eventually lead to a trial for Peterson in Stacy's death. (AP Photo/Will County Sheriff's Office, File)
Kathleen Savio, the third wife of Drew Peterson, was killed in 2004. | Photo courtesy of Marsha Savio
Stacy Peterson smiles with her aunt, Candace Aikin, and her daughter, Lacy Peterson. | Submitted~Candace Aikin
State police finished their weeklong search of the Hammel Woods Forest Preserve on Friday in Shorewood. Since Monday, agents from the FBI and state police conducted search patrols through the 400-acre preserve. After the search was completed Friday afternoon, state police confirmed the search was …