Nong Kaem vanished while on night train to Bangkok . Body found three days later by the police ; she 'd been raped , police said . 22-year - old railway employee charged with rape and murder . Police calls for tougher penalties and mandatory life sentence for rape .
Nong Kaem vanished while riding night train to Bangkok . Body found three days later by the track ; she 'd been raped , police said . 22-year-old railway employee charged with rape and murder . Campaign calls for tougher penalties including mandatory death sentence for rape .