He was “strongly radicalized” via social media and the Internet and apparently instructed by an unknown IS member. He also had hoped to travel to Iraq to join ISIS last summer. The bombs were home-made. Hubert Stroeber, a spokesman for the local prosecutor’s office, told to the media that it would “turn down an investigation in the case” due to the fact the boy is aged under 14. the 12-year-old was not arrested but instead reportedly taken into foster care. ISIS is targeting children and adolescents for potential terror attacks in Germany and Europe because they are least expected to commit violent acts. Last month, the State Department warned U.S. citizens to exercise caution at holiday festivals, events and outdoor markets in Europe due to credible terrorist threats.