upheld his conviction and he's served four years sentence. a northern california family pleading for privacy after their 12-year-old accused of stabbing his younger sister. he was arrested saturday. leila fowler was stabbed to death and police spent over 2,000 man hours investigating her death. her mother is trying to understand what happened. >> he was very close to his sister. he went to every doctor's appointment with me, he was like all about his sister. my son loved his sister so much. and i know my son could never hurt his sister. he never like pushed her around like normal big brothers and sisters do. >> we're still waiting to learn the exact charges the 12 kr 12-year-old will face and when he'll appear in court. a new report about detroit's