The Himachal Pradesh police had arrested Ashish Chauhan alias Ashu (29), a resident of Sharaal village in Mahasu area of Kotkhai; Rajender Singh alias Raju (32), a driver; Subash Singh Bisht (42) and Deepak alias Deepu (29), both residents of Pauri Garwal; Suraj Singh (29) and Lok Jung alias Chotu (19), both hailing from Nepal.
Among these, Suraj Singh was found dead in police custody in which a separate case has been registered by the CBI.
A 16-year-old girl had gone missing after school hours on July 4 from Haliala forest in Kotkhai area of Shimla district. Her naked body was found in the forest on July 6 and the post-mortem report confirmed rape. The rape case has created furore in the state which goes to polls later this year.
The DGP constituted an SIT headed by an officer of IG rank which arrested six persons.