A retired teacher was stabbed to death in front of Bogra Sadar police station on Friday night.
The deceased Rezaul Karim Panna was a former lecturer of political science department of Bogra Government Azizul Haque College and a resident of Fulbari area.
Two members of police and a passerby were also injured in the incident.
The injured are Shahadat Hossain and Golam Kibria, members of Bogra District Detective Police and Abdur Rauf, a passerby.
They are now receiving treatment at Bogra Shaheed Ziaur Rahman Medical College.
Police detained accused Mendi Khairul, 30, from the scene.
Bogra police station Officer-in-Charge Nure Alam Siddique said around 11:45pm on Friday, Mendi swooped on him over an old enmity in front of the police station.
When the passerby and two policemen came to save Panna, Mendi also stabbed them, leaving all of them injured.
They were rushed to Bogra Shaheed Ziaur Rahman Medical College Hospital where teacher Panna succumbed to his injuries, added the OC.
In primary interrogation, Mendi confessed that he killed Panna over a land dispute.
