Facebook published its policies on graphic live videos, but questions still remain

The social network is responding to a pair of violent videos posted to its platform this week. In the 48 hours since two violent videos were broadcast on Facebook -- one of a black man dying in Minnesota after being shot by a cop and another of a shootout with police during a protest in Dallas -- the company has been peppered with questions about how it monitors, distributes and censors live footage of people being killed. It's new terrain for Facebook, and much of the internet, to be honest. An...