Inspector general of police, Alok Sharma told media here that a case has been registered against unidentified miscreants and four police teams and a crime branch team have been set up to nab the killers.
Three labourers, Surender(25), Kunwerpal (27) and Sunder (21), were killed by unidentified persons on Saturday night when they were returning home from factory in Bahadurpur village.
Meanwhile, the district authorities have awarded a compensation of Rs 1,50,000 each to the families of the victims.