It happens on the pavement: Putting cities at the center of countering violent extremism (Brookings)

In March alone, at least nine cities across three continents were hit by terrorist attacks. Municipalities—from megacities to tertiary cities—continue to bear the brunt of such attacks: in the short term, they provide first response and take essential security measures; in the longer term, they suffer from the fallout of intercommunal tensions and economic slowdowns, which can last for years and spread beyond the target city

http://www.brookings.edu/blogs/order-from-chaos/posts/2016/06/01-cities-countering-violent-extremism-rosand-klaus