Sherrya S News Today

Least some of them may have had a motive to harm her. three of them we eliminated for insufficient motive. >> reporter: two names were left. one was a co-worker. >> a woman named debra, she was replaced by sherry rasmussen in an official capacity and problems followed after that. >> reporter: there was bad blood between them. >> there was a motive. >> debra moved to northern california and he asked law enforcement to watch her and secretly try to snag a sample of dna for testing. he learned abou...