Politics Aug 14 House panel subpoenas owner of 8chan, message board tied to mass killings By Associated Press
Nation Aug 07 Why online communities that breed hate and violence are so hard to control When extremist communities are banned from one website, they usually find another. By Courtney Vinopal
Nation Aug 04 Watch 8:28 The ‘gamification’ of domestic terrorism online Hate-filled online posts or “manifestos” have often been purposely left behind by shooters for the public and authorities to find. New York Times opinion writer-at-large Charlie Warzel, who covers information technology, joins to hari Sreenivasan to discuss the ‘gamification’ and… By PBS NewsHour