The question for prosecutors reexamining the murder convictions of Lyle and Erik Menendez is not whether they killed their parents, but how culpable they really are.

Erik and Lyle Menendez were convicted and sentenced to life in prison without the possibility of parole. Los Angeles prosecutors said this week they are taking another look at the case.

Los Angeles prosecutors are revisiting the Menendez brothers' case as new evidence emerges, including a letter from Erik Menendez alleging sexual abuse by their father. The review considers how modern perspectives on abuse might change their sentencing.

The Netflix docudrama Monsters by Ryan Murphy left out a major detail, as well as stirring up controversy the brothers' separation wasn't the end.

The Menendez brothers have been given a platform on Murphy's Netflix true-crime series, and they should be grateful. They've had the chance to be tried in the court of public opinion, before their case goes back to the real courts, and Murphy thinks it could possibly set them free:

Monsters' co-creator Ryan Murphy said: "The Menendez brothers should be sending me flowers." Legal experts explain how his true crime series could help their appeal.