A Facebook Live video of torture stayed up for 30 minutes. Why?

Live video on Facebook: It's everywhere. On the News Feed, Facebook's algorithm promotes videos when they're streamed. There's a dedicated tab for live video on their mobile app. And in a massive ad campaign seen everywhere from airport walls to TV screens, Facebook's suggesting to you what to broadcast, and how to watch it.

But not everything you come across is safe viewing—for you, or for others.

Earlier this week, up to 16,000 people viewed the torturing of a man in Chicago, according to The Guardian. The video, which lasted about 30 minutes, depicted men gagging and beating another man, who was kept restrained with his mouth taped shut.  Read more...