The Central Bureau of Investigation CBI has taken all the eight police officials of Himachal Pradesh, to its headquarter in New Delhi for further investigation. <br/><br/>These policemen including one IG and One DSP were arrested yesterday in Shimla regarding custodial death of a gang rape accused in Kotkhai police station on the night of 18th July.<br/> '<br/>The minor school girl was murdered after gang rape in the forest of the Kotkhai area and her body was found on 6th July. <br/><br/>According to sources the arrested policemen were kept in Baluganj Police Station in Shimla last night from where in the midnight they were taken to Delhi. <br/><br/>All of them are on police remand till 4th September. Sources did not rule out possibility of lie detector test of the arrested policemen in the case.