The letter, addressed to Boston Police Commissioner Michael Cox and obtained exclusively by 25 Investigates, alleges Officer Kelly Dever’s credibility is “irreparably compromised”.

Boston 25 News reporter Ted Daniel and Peter Tragos, also known as the “Lawyer You Know,” reacted to a recent letter submitted by Karen Read's defense attorney, Alan Jackson, demanding that a Boston Police officer who testified in the trial be put on the 'Brady List.

Boston Police officer Kelly Dever, formerly with Canton Police, testifies during the murder retrial of Karen Read in Norfolk Superior Court, in Dedham, Mass., Monday June 2, 2025.

Crime Ex-Canton cop alleges Karen Read’s lawyers threatened her with perjury in combative back-and-forth "They did not want me to tell the truth," Kelly Dever, now a Boston police officer ...

Kelly Dever, a current Boston police officer, was called to the stand by Read’s defense team on June 2. She was working dispatch for the Canton Police Department when John O’Keefe was found dead.

Boston Police officer Kelly Dever, formerly with Canton Police, testifies during the murder retrial of Karen Read in Norfolk Superior Court, in Dedham, Mass., Monday June 2, 2025.

kelly dever is now a boston police officer, but used to work for the canton police department and was in the dispatch room the day john o’keefe’s body was found.