'He CHOSE to leave his safe haven in this country and moved to Afghanistan in 2000 to live under the TALIBAN.
As you do.
Subsequently Omar was arrested in Pakistan in the wake of 9/11 and held at Guantanamo Bay for five years. But as the BBC and the Guardian continue to insist, no one taken to Club Gitmo was guilty of anything. It was all a wicked fit -up by the evil war criminal Bush.
Which, presumably, is why Omar was eventually released without charge. So he can't possibly had anything to do with his nephews becoming radicalised. As for the Government 'criminalising' those poor lambs by arresting them on their return, it's already a criminal offence to travel overseas to take part in TERRORISM.
So they 'criminalised' themselves the day they signed up with Al Quaeda. All these groups are part of an Islamist hydra, dedicated ultimately to overthrowing the WEST and establishing an INTERNATIONAL CALIPHATE.
Unlike the fictional Private Ryan, the Deghayes boys weren't fighting fascism, they were fighting for FASCISM. They were fighting alongside genocidal maniacs murdering and raping other MUSLIMS and beheading BRITISH CITIZENS.