TAMPA, Fla. — The Hillsborough County Sheriff’s Office has arrested a teacher at Leto High School following an investigation into alleged inappropriate conduct involving a student.
On February 24, 2026, a School Resource Deputy at Leto High School, located in the 4400 block of W. Sligh Avenue, was alerted to concerning communication between a teacher and a student. Detectives with the Sheriff’s Office Special Victims Section responded to the campus and launched an investigation.
According to investigators, teacher 33-year-old Gregory Sinadinos II kissed a 17-year-old student earlier that same day. Detectives also determined Sinadinos displayed an obscene photo of himself and challenged the student to send a similar image…