A David Crockett High School Teacher Is Under Investigation For Sexual Misconduct With A Minor. Dillon Roberts Has Been Suspended Without Pay Pending The Outcome Of The Probe. Roberts Is Barred From School Property Without Consent After Allegations Surfaced Involving A Student Who Does Not Attend The Jonesborough High School. A Suspension Letter By Director Of Schools Kimber Halliburton Said Allegations Made By The Student Say The Incident Did Not Happen On School Grounds.