The head of MI5 says it has become harder to determine whether terrorists are acting ideologically or due to other factors such as mental health.
Speaking in London, the security service’s Director General Ken McCallum also says would-be terrorists are more volatile and have a 'tenuous' grasp of their so-called ideologies. Report by Alibhaiz. Like us on Facebook at http://www.facebook.com/itn and follow us on Twitter at http://twitter.com/itn
