Sheriff on death of Tristyn Bailey: ‘This is a cold-blooded murder’ WJXT News4JAX Slain 13-Year-Old Cheerleader Was ‘the Friendliest Person’ Inside EditionBoy, 14, charged with murdering cheerleader classmate posts arrest selfie on Snapchat The Independent13-year-old Tristyn Bailey stabbed to death, medical examiner says WJXT ...