SRINAGAR, April 20 -- Police on Thursday arrested three persons, including a woman, for allegedly beheading a girl and throwing her naked body on railway tracks at Jodhpur Romana village on Tuesday.Those arrested have been identified as Poonam, Sukh- winder Singh and Manpreet Singh, all members of an orches- tra group. Bathinda SSP Nanak Singh said the accused wanted 19-year- old Sapna to work in their orchestra. "On April 15, Sukh- winder and Manpreet forced...