. >> if you would get things over the past two or three years aren't the internet, then sabri is not this network. he is part of a media campaign which has made use of the internet, of youtube, pointing the finger at journalists and others and declaring them targets. >> ben abda directly hassles and journalists as well. he follows these cameramen around, accusing them of fabricating lies and propaganda. there's little option for the journalists reporting on the salafists but to stand up to the threats and highlight the methods used by the extremists. >> for more, let's go to our political correspondent in our parliamentary studios. some pretty alarming reports. provide us with more background on the salafists in germany and their agenda. >> salafists are muslims to interpret the koran in a very literal way. their understanding of islam is a generally puritanical. they believe that everyone should follow the teachings of the prophen mohammad -- prophet mohammad, the way he and his followers lived several hundred years ago. not all salafists are violent, it must be said, but some do be