Carmela Knight's charred remains were discovered in September 2014 after a fire ravaged her home, but strange clues left behind would prove her death was no accident.
Gascón wrote letters to Gov. Gavin Newsom, highlighting the men's exemplary behavior behind bars as they serve life for the 1989 murders of their parents.
Of Lyle and Erik Menendez spending decades behind bars, Los Angeles District Attorney George Gascón said, "I believe that they have paid their debt to society."