Excerpt:
It could not be further removed from the streets of Toulouse.
It was on the border between Afghanistan and Pakistan that Mohamed Merah trained in terrorism.
As a leading expert told euronews, he is not the only one to have made the trip from Europe.
EU Counter-Terrorism Coordinator Gilles de Kerchove estimates several hundred youths from the bloc have been to Afghan-Pakistani tribal zones.
For Western counter-terrorism agencies there is another more insidious threat – online propaganda glorifying hatred and extremism.