PATNA, Jan. 1 -- The Bihar Police Headquarters (PHQ) informed on Tuesday that the Criminal Investigation Department (CID) has been tasked with investigating the alleged murder of Rana Omprakash alias Badal and the injuries sustained by his two friends, Atul Singh and Binod Singh, in an alleged firing incident involving the Sasaram Traffic deputy superintendent of police (DSP) and his bodyguard on the night of December 27, officials said....