Vigilance the new normal for Irish on holiday

For the third time in 10 months, Islamic State (IS) terrorism has been brought close to home.

And with an increased focus by IS on popular tourism areas — from beaches to music venues to shopping districts — the threat is likely to mount.

The suicide bombing in Istanbul on Saturday came just six days after another bombing in the capital, Ankara, and a day after the dramatic arrest of Paris terror attack suspect Salah Abdeslam in Brussels.