The victims are Mahbubur Rahman alias BDR Mahbub alias Lavlu, 35, son of Abdul Matin Mia of Sonapara village under Daudkandi upazila and Shukur Ali, 28, son of Abdul Malek of village Jamiapara under Chandina upazila.

Police arrested Mahbub and Shukkur Ali for their alleged involvement in Wednesday's incident of killing two armed criminals by an angry mob at Nawabpur area under Chandina upazila.

As Mahbub and Shukkur Ali informed that their two accomplices Baten and Bellal had been hiding at Nsichintapur, Chandina police along with them went there at around 1:30pm yesterday.

Sensing police presence, some armed miscreants began to fire indiscriminately against which police retaliated.

Trying to flee, Mahbub and Shukkur Ali were bullet-hit in crossfire and died on the spot, while three police personnel sub-inspectors Jahangir Alam and Qumrul Islam and constable Masud Sheikh, were injured during the incident, police said.

Police recovered one foreign revolver loaded with five bullets, one country made pipe-gun and two cartridges from the spot.