An American man who ran a site that traded images of child sexual abuse has been jailed for 20 years.
David Lynn Browning was the central controller of the Playpen site, which was hosted on the dark web.
Browning will also be subject to a life-time of supervision when he eventually leaves prison.
He is the second key Playpen operator to be jailed. In January another administrator received a similar sentence.
Browning was a senior member of the group that had operated Playpen, said the US Department of Justice (DoJ) in a statement.
He had been responsible for the day-to-day running of the site, moderating discussions and managing membership lists.
The DoJ said the members-only website had been run via The Onion Router (Tor) anonymising network.
Tor bounces data requests through lots of different nodes, encrypting at every step to conceal who and where users are.
A long-running FBI operation led to Playpen being shut down …