Brussels attacks: ‘I couldn’t believe it was him, but you can’t choose your family’

EU struggles to understand what drives people to join terror cells, writes Sorcha Ní Coileain

Mourad Laachraoui, the younger brother of one of the suspected Brussels airport attackers, told reporters this week he had “not noticed any changes” in his older sibling, Najim, and had “no idea” he was becoming radicalised.

Najim left for Syria in 2013.