Police recovered the throat-slit body of an auto-rickshaw driver from a paddy field in Kaliganj upazila on Tuesday.
The victim, Shahzad Hossain, 26, was son of Lokman Ali of Khalishamadati village in the upazila.
Officer in Charge (OC) of Kaliganj Police Station Sazzad Hossain said they detained Sujan Mia, 23, son of Azizar Rahman, and Shamim Alam, 28, son of Ansarul Haque, of the village, for interrogation.
Shahzad went out of the house with his auto-rickshaw on Monday morning and did not return home, the OC said, adding that, his family members lodged a complaint with the police station in this regard on Tuesday morning.
They later recovered Shahzad's body from a paddy field the same night and sent it to Sadar Hospital for autopsy yesterday, added the OC.