MOTIHARI: Two hardened criminals-cum-extortionists were killed by an angry mob of villagers on Wednesday morning at Puraina village under Dumariyaghat police station in East Champaran district when they reached the private clinic of an Ayurveda doctor, Dr Rajesh Kumar , to kill him for refusing to pay rangadari.East Champaran SP Ganesh Kumar said that the police recovered one looted police carbine, one pistol and 28 live cartridges from the bodies of the criminals. Of the two criminals, one was identified as that of Pankaj Singh of nearby Sisawapatna village while the second body is yet to be identified.According to police sources, Pankaj Singh, a native of Sisawapatna, was a dreaded criminal who had killed a school teacher of his village for not paying rangdari last month but had not been arrested by the police as he was evading arrest. He was freely about moving on a motorcycle in this area.Pankaj had intimacy with Dr Rajesh Kumar as Pankaj’s village is adjacent to Puraina village, and the doctor had fought assembly elections, albeit unsuccessfully from Kesariya constituency and he had helped the doctor. Suddenly Pankaj demanded rangdari of Rs 5 lakh from Dr Rajesh Kumar last fortnight.Pankaj repeated his demand and reached the doctor’s clinic on a motorcycle along with one of his associates at 5.30 am on Wednesday with carbine and pistol. He fired two shots in the air and called the doctor out. Hearing the gun shots, the villagers and attendants of patients assembled on the spot within no time and attacked the criminals. The mob shot dead Pankaj and lynched his associate on the spot and informed the police.Krishna Singh, SHO of Dumariyaghat, reached the place of occurrence and recovered the firearms and sent the bodies for post- mortem.