More radicalised people have been caught here, and Singaporeans should be psychologically prepared for an incident, said Law and Home Affairs Minister K. Shanmugam on Feb 11. He said the recent cases of a teen, a housewife and a cleaner who were dealt with under the Internal Security Act point to a worrying trend. Andrea Heng and Hairianto Diman take a look at the threat risk with Dr Noor Huda Ismail, Visiting Fellow, S Rajaratnam School of International Studies

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