Nearly 50 years ago a young teacher was found stabbed to death inside a California high school on the first day of summer break. On Monday, cold case investigators identified her killer publicly for ...

Richland County's Cold Case Unit is made up of an unlikely group of retirees, fighting for justice and the truth about the ...

New technolgy advancementDetectives are seeking the public's assistance in solving a decades-old homicide case after new ...

The DA’s Cold Case Unit was established in 2011 and has solved over 30 cold case murders from as early as 1969. The Peterson case is the fourth cold case homicide solved by the office in 2025.