On Monday, April 2, 2018, the Knox County Sheriff’s Department received an anonymous tip that a registered sex offender had moved to Zackary Street in Barbourville without notifying authorities. The subject, identified as 34-year-old Billie Earl Smith, was registered as living on Bertha Hollow Road in Gray. Smith was arrested and charged with failure to comply with Sex Offender Registration and lodged in the Knox County Detention Center.