Girl known as 'Chelsea Jane Doe' ID'd 26 years after mutilated body found hundreds of miles from home state

Authorities have identified a Pennsylvania teenager nearly 26 years after her murder in a rare case where investigators knew the killer's identity long before they knew the victim's name.

The FBI's Boston field office, Massachusetts State Police and Suffolk County District Attorney's Office announced Wednesday that "Chelsea Jane Doe" has been identified as Tiffany Bradley, a 16-year-old from Allentown, Pennsylvania, through advanced DNA testing and investigative genetic genealogy.

Bradley's killer...