Following soon after the arrest of a teacher of a top school in Chennai, who was accused of sexual misconduct by several students and was booked under POCSO sections, the Flower Bazaar All Women Police have arrested a 59-year-old athletics coach of a sports academy in Tamil Nadu's Chennai for allegedly sexually harassing young trainees. The action was taken against the accused, P Nagarajan, based on a complaint lodged on Friday by a girl aged about 19 years. In another incident in Chennai, the police have registered a case against a karate and judo instructor based on a complaint from a woman, who alleged that he had sexually assaulted her seven years ago.