Who killed jojo’s girlfriend Kilye prew

Famous JoJo siwa girlfriend Kilye prew was spotted dead by JoJo siwas mom .
When JoJo heard the news is had a huge breakdown but soon after her mom calmed her down ,and then called the cops called .Soon after the cops arrived when they came they arrived they investigated and found something it was was a knife with Kilye’s blood ,they then scanned it and found finger prints it was jojo’s brother Karen siwa. The police question him he confessed that he did it he said the he did not like the thought of is sis being gay so he took a knife from the kitchen and stabbed Kilye twelve times and then hide the knife and washed the blood of his hands JoJo and her family was shocked and top the cops to arrest him . The police took him handcuffed him and took him but before they took him JoJo slapped him and took the same knife and stabbed him on his hand