The death or my brother

Well first my brother wakes me up every morning and he says I heard a boom and I don’t want to sleep alone so I tell him its fine go back to bed every time he does it then one day I was sick so I could not put him back in bed but my sister did and I woke up to get him ready for daycare the next morning and there was blood everywhere and a knife on the floor so I was sobbing and screamed as loud as I could mom dad Owen is dead with blood everywhere we check his room security cameras and my sister had sliced Owens neck opened and she is now in juvie at 13 and he was dead at the age of 2 please send prayers