Unsolved: Can DNA unlock the mystery of who killed Theresa Corley?

by: Bob Ward
Updated:

BELLINGHAM, Mass. – Theresa Corley was just 19 years old when she was strangled and her naked body was found on the side of Route 495 in Bellingham.

There has never been an arrest for Corley’s 1978 murder.

But in May, Massachusetts State Police investigators exhumed Theresa’s remains in the hopes that Theresa’s killer may have left behind critical forensic evidence.

Boston 25 News was at the scene in Milford’s St. Mary’s Cemetery when Theresa Corley’s casket was raised from the grave and a Massachusetts State Police Crime Lab technician carefully collected evidence from Theresa’s body.

Investigators believe Theresa Corley was sexually assaulted.  If Theresa was able to fight back, the killer’s DNA might still be buried with her.

Theresa’s family was told, among the evidence collected from Theresa’s body that day and sent away for analysis, nine and a half of Theresa’s finger nails.

MORE: New England’s Unsolved: Teen found murdered on side of road

Boston 25 News recently interviewed Dr. Robin Cotton, Boston University’s Director of Biomedical Forensic Science to find out if it is possible that, after nearly 40 years, DNA evidence might still exist.

“It all depends on how many cells were there, and what condition they are in now,” Dr. Cotton said. 

In 1995, Dr. Cotton testified for the prosecution about DNA evidence in the internationally watched trial of former NFL star OJ…

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