organizations tried to cover and make sense of the fast-moving events. that challenge made harder by the government shutting down internet. a journalist describes what happened to him. >> they were targeting journalists, ta took my camera and when they arrested me, they started beating me up with steel bars, the ones used here for animals. it's been really, really brutal. police are very, very brutal. i'm going to hospital shortly. >> richard engel had an unexpected visitor during a live shot. >> reporter: now, the main square here, people are being injured, we've seen several collapsing so far today like this man -- >> joining us now to talk about the coverage of this breaking story and the role of the social media networks, jeffrey go