Police dug up the entire basement of the Waldo house and discovered children's clothing under a concrete slab, but the DNA from the clothes haven't gotten any hits for other DNA profiles related to other missing or murdered children and detectives are hoping to use genealogy resources. They also searched the area around Gary Menzer's house for human remains or anything that he could have used to hide them.
The disappearance of Keith Reinhard and the Smithsonian expedition in 1967 still remains a mystery, with speculations ranging from snow burials to mental breakdowns.
Cary Stayner, a suspect in the murders of four women in California, has been convicted of killing two and was the primary suspect in the other two. His DNA evidence matched the one reexamined in 2009.
The case revolves around the mysterious disappearance of George Smith, where witnesses supposedly saw a man stealing a ladder from the garage, which was later found near the house. However, the person charged for the theft was never questioned about the fire.
Authorities pursue Andrew Cunanan after suspecting his involvement in the murders of Gianni Versace and others, but are unable to find evidence.