The problem is the vast majority of the people involved are not first-generation immigrants. France is their country of origin.
sorry for the lack of clarity in my statement... i had said family, meaning .... passing responsibility to the parents.
integration and assimilation has failed, by their choice. they want no part of it. consequently, they set up enclaves and turn them into no go areas for europeans as well as police
they have set up their own islands seeking self government and next, autonomy.