After the Federal Bureau of Investigation arrested the administrator then took control of the child porn website PlayPen, investigators all over the world arrested about 900 users of the illicit site. Now, Swiss authorities have reported that they have detained 42 suspects who were alleged members of PlayPen.
Read more here: https://www.deepdotweb.com/2017/05/24/swiss-authorities-arrested-42-suspects-connected-playpen-child-porn-site/