MANOJ KUMAR JENA, OPBhubaneswar: Two back-to-back murders in the Capital city in less than 24 hours have not only shocked the denizens but also highlighted the lack of fear towards the Commissionerate Police. According to police, S Debaraj, 25, a substance addict, bludgeoned his father S Duryodhan, 50, a labour contractor, to death with a concrete object near Manchanathdev High School in Chakeisiani area Tuesday morning. When Duryodhan was administering him medicine Tuesday morning, Debaraj refused to take it and asked for drugs. Hearing screams, the neighbours reached the spot and found Duryodhan in a pool of blood. Informed, police reached the spot and detained Debaraj.