Police arrested two suspected criminals along with a firearm and a sharp weapon from Pubail College Gate area in Gazipur city in the early hours of Thursday.
The arrestees are Musa, 22 and Mostafizur Rahman, 23 of TNT Karail slum in the capital.
Nazmu lHaq Bhuiya, officer-in-charge of Pubail Police Station, was quoted by UNB news agency as saying that a team of police intercepted a vehicle carrying two people near Pubail College Gate level crossing as part of regular checking
At one stage, a bullet was fired from the pistol being carried by Musa, leaving him injured.
Later, police arrested the two along with a pistol, bullets and a knife.
Injured Musa was taken to Shaheed Tajuddin Medical College Hospital.