and as we have heard there the trial is getting underway in cologne that is where reporter mathias fun hine is joining us mathias we have heard that these are really appalling crimes which are being tried today walk us through what is at stake well at stake for this defendant for you look there's a prison term of 15 years and possibly off to that preventive detention if psychotherapy doesn't work. and at stake for society is the realization that child abuse sexual child abuse and child abuse with violent child abuse is way more widespread than most people have ever imagined we are talking about in this case alone about more than 80 suspects about multiple arrests about almost 50 children that have been rescued and about 30000 different digital identities that investigators have found yet and with every suspect. you leads for further investigation. what more do we know about the perpetrator or perpetrators. well i just listened to about one hour of. the reading of the charges against jerk and i got to know him a little bit through that and what what i heard in a very technical and legal lang