Meantime in Denmark there is a trial underway:
The man, in his early twenties, has Somalian heritage, has previously lived in the UK and has a Finnish passport.....He is accused by the state prosecutor of spending 20 months in Syria, during which time he joined the Islamic State (Isis) terror group and was trained to handle weapons. If this accusation cannot be proved, the prosecution will seek to convict him for promoting Isis through religious teaching in areas under control of the group....He acted as an imam, an Islamic religious leader, and taught the Qur'an in these areas, according to the prosecution.
Link:https://www.thelocal.dk/20180219/dan...s-to-uk-attack