![F6RX37 Islamic State of Iraq and the Levant propaganda photo showing masked militants in Syria.](https://thenational-the-national-prod.cdn.arcpublishing.com/resizer/v2/C67MMEZS2RCJT2LMW5QMKK72IM.jpg?smart=true&auth=373d02bf39fe579425d36bd2096bfd1fced474247d973d3655318008bf6e1a07&width=400&height=225)
Security analysts are warning ISIS could stage attacks during the summer and target railways.
Security analysts are warning ISIS could stage attacks during the summer and target railways.
Security expert: expect ISIS attacks using children during Ramadan and into summer
EU analyst says more frequent terrorist attacks likely with transport systems the targets