Mulki police are ramping up their investigation into the unsettling case of a 35-year-old man, identified as Mouzzan from Kumbarpet, Doddaballapura, Karnataka, who was found unconscious in a train coach. Preliminary reports indicate that Mouzzan, who worked as a sales representative and was differently abled, boarded a train from Yeshwanthpur to Murdeshwar on October 24.