Murder investigations have come into a whole new era:

"Fiore's teeth had been pulled out and her fingers cut off, apparently to impede her identification. Investigators used the serial numbers on her breast implants to identify her, according to the Orange County district attorney's office."

http://www.nytimes.com/aponline/2009/08/23/world/AP-CN-Reality-Contestant-Slaying.html?hp