Rapid Action Battalion (RAB) in a drive held five suspected members of the banned militant outfit Jama’atul Mujahideen Bangladesh (JMB), including the trainer of it female wing, from Tongi of Gazipur district.Director of Legal and Media Wing of RAB Headquarters, Mufti Mahmud Khan, confirmed the matter to reporters on Wednesday.The detainees are Canadian expatriate Rasheduzzaman Rose, trainer of the female wing of JMB and acting ameer of the southern region, Abdul Hai, Sahabuddin, Feroz and Saiful.A large number of explosives, firearms and improvised bombs have been recovered from their possession.