A combination of mugshots of Bangladeshi construction and marine industry workers - Islam Shariful (top L-R), Mamun Leakot Ali, Md Jabath Kysar Haje Norul Islam Sowdagar, Miah Rubel, Rahman Mizanur (bottom L-R), Sohag Ibrahim, Sohel Hawlader Ismail Hawlader and Zzaman Daulat - who were part of a radicalised group called the Islamic State in Bangladesh (ISB) detained in April under the Internal Security Act in Singapore in this handout photo released May 3, 2016. Ministry of Home Affairs/Handout