The Central Bureau of Investigation (CBI) on Tuesday took arrested cops to Kotkhai in Shimla district to gather evidence in custodial death of one of the accused in Gudia gangrape and murder case.

Sources said the CBI has completed questioning of all the arrested cops except Inspector General of Police Zahoor H Zaidi and Deputy Superintendent of Police (Theog) Manoj Joshi, and are now trying to find the belt and stick, used to beat accused, Suraj, who later died in police custody.

The CBI officials would take the arrested cops to Kotkhai Police Station where Suraj, a Nepalese national was allegedly killed and try to gather evidence related to the crime.

Besides Zaidi, seven other cops which includes Deputy Superintendent of Police (Theog) Manoj Joshi, the then Station House Officer (Kotkhai) Rajender Singh, Assistant Sub Inspector, Deep Chand Sharma, Head Constables Surat Singh, Mohan Lal and Rafiq Ali and constable Ranjit Singh were arrested by CBI on 29 August.

Meanwhile, the other cops who were also the part of SIT including Additional Superintendent of Police, Bhajan Negi, DSP Traffic Rattan Singh Negi. The then Superintendent of Police, Shimla D W Negi had been let off by CBI after questioning.

They were also summoned by the CBI for questioning in custodial death case and lapses in the investigations of the Gudia gangrape and murder case.

It is worthwhile to mention here that 16-year-old Gudia had gone missing on 4 July while she was returning home from school and her body was found two days later in the forest.

Police had claimed that she was offered a lift by Rajender alias Raju, who along with , Subhash Singh Bisht (42), Lokjan alias Chhotu (19), Suraj (29) and Deepak (38) took her to a secluded place where they allegedly gangraped her and later smothered her to death.

One another accused Ashish Chauhan was also arrested by HP Police but the cops remained tight-lipped over his role in the ghastly crime.