Three police personnel received injuries in an attack when they went to arrest a ward-level Awami League leader at Gomastapur upazila of Chapainawabganj on Thursday evening.
Police during the overnight drive arrested 21 persons in connection with the attack, confirmed Superintendent of Police (SP) of Chapainawabganj Md Rezaul Karim on Friday.
He said that after interrogation, 13 of them were found involved in the incident, and the rest eight persons were released primarily. If their involvement with the incident is proved, necessary legal actions would be taken against them, he added.
Police said a team of eight policemen from Gomastapur Police Station led by Sub-inspector Abul Kalam Azad went to Santaspur Bazar area under Bangabari union of Gomastapur upazila on Thursday evening to arrest Mintu Rahman, a ward Awami League leader of Bangabari union. Mintu is accused of several cases.
As the police team reached the area to arrest Mintu, a group of people launched an attack on the police personnel.
