2021 · Ayanna Davis, a 20-year-old substitute teacher at Lakeland High School, was arrested Friday on sexual battery charges, the Polk County Sheriff’s Office announced in a news release. 13 déc. 2021 · Ayanna Davis, 20, a substitute English teacher at Lakeland High School, was arrested on Friday after she admitted to having unprotected sex with the student four times — twice at her house.