Joint forces conducted several drives and held three persons in Manikganj district on Tuesday.Rapid Action Battalion (RAB), Armed Police Battalion, Detectives and Police jointly conducted the drive at Charkatari, Baghutia, Jiynapur and Bachamara union of Doulotpur upazila.The detainee are Abul Bashar, Principal of Baghutia Alim Madrasa, Isak Ali and Shah Alam, teachers of Kazi Shafiuddin Madasa. Manikganj Police Superintendent Mahfuzur Rahman said, around two hundred members of joint forces conducted the drive in different parts of Manikganj.