One of Britain’s most persistent offenders is back behind bars after he admitted breaching a sexual prevention order which was put in place to control his previous behaviour. David Hunter, 74, of Kettlethorpe Road, Fenton, near Lincoln, was arrested following an alleged incident that took place on a bus between Lincoln and Boston. This was reported to Lincolnshire Police on October 13 last year. Hunter was jailed for three years and nine months after he appeared at Lincoln Crown Court and admitted three charges of breaching his Sexual Harm Prevention Order. Judge Catarina Sjolin Knight also or…