Dhaka: Detectives arrested Halimul Haque Miru, mayor of Shahjadpur municipality in Siranganj, from Shyamoli area in capital Dhaka on Sunday night in connection with the killing of journalist Abdul Hakim Shimul.

A joint team of Detective Branch of Sirajganj and Dhaka Metropolitan Police (DMP) arrested him from the house of a relative around 10pm, said Masudur Rahman, DMP deputy commissioner (media).

Earlier, police arrested Miru’s two brothers -- Hasibul Haque Pintu, a local BCL leader, and Habibul Haque Mintu, general secretary of Jatiya Samajtantrik Dal (JSD) of Pabna district -- in connection with the killing of the journalist.

Abdul Hakim Shimul, Shahjadpur upazila correspondent of vernacular daily the Dainik Samakal, sustained bullet injuries during a clash between two associate bodies of Awami League in Shahjadpur on Thursday. Later, he died on the way to Dhaka on Friday afternoon.