A joint team of police arrested four suspected members of Jama'atul Mujahideen Bangladesh (JMB), including its Northern region's military unit chief from Shibganj upazila early Thursday.
Acting on a tip-off,district police and a team of police headquarters jointly conducted a drive in Mokamtola area around 1:00 am and arrested the four JMB operatives,said Additional Superintendent of Police Sanatan Chakraborty.
The arrestees are Babul Akter alias Master, head of JMB northern region's military unit and Delwar Hossian alias Mistri, Alamgir Hossain alias Arif and Afzal Hossain, members of its Majlish-e-Sura.
UNB report said the law enforcers also seized one 9mm pistol, one round of 9mm bullet, one magazine, 10 rounds of 7.62 bore bullets, four Burmese knives.
The detainees are now in custody of the district police.