@n6834e5j: Ryan Grantham, known from "Diary of a Wimpy Kid" and "Riverdale," has pleaded guilty to second-degree murder. Disturbing details reveal he fatally shot his mother and had plans for further violence. The case highlights serious issues of mental health and violence. What are your thoughts? #truecrime #MentalHealth #violenceprevention #canada #diaryofawimpykid