or verbatim notes. bow man was under the same rules, but recalls details. >> what stuck out to me was the first thing that this is a document that the fbi intended for its clean teams to use, and clean teams are groups of fbi investigators who go in and prepared evidence for federal court. and yet this same document had been criticized by the aclu, human rights activists for being questionable. >> reporter: still how this all happened is being called both bizarre and baffling, especially because the author, an fbi agent called papers to copyright a document. mike years of age is a former fbi agent himself,. >> it's a document produced at the public's expense, and certainly isn't something that can be copyrighted. >> a law enforcement source with knowledge of the situation told cnn tonight this was a