Police say California boy , 12 , arrested on suspicion of fatally stabbing sister Leila Fowler , 8 . Leila 's brother had told police that he 'd seen an intruder leaving the home . Boy was suspended this year for bringing small pocketknife to school , two sources say . Score: 6
Police say California boy , 12 , arrested on suspicion of fatally stabbing sister Leila Fowler , 8 . Boy was suspended this year for bringing small pocketknife to school , two sources say . Score: 6