The mastermind Gopal during interrogations revealed his links to Jhariya Koyalnchal area of Dhanbad. Police sources said Gopal had roped in unemployed youths for executing his plan.
 
Gopal had stayed in Dhanbad's Vikas Nagar area for 2 years in a rented house where he created a well established network and trained locals like Jitendra and Pappu.