Ruth Barnett, Twitter Correspondent, Sky News, "I think that role is more important than ever because there is so much information. A lot of the things you get if you just go and search 'Iran' on Twitter, you’re going to get so much information and a lot of the time it's people offering their support which is great and you're going to get a really interesting picture from that but what I think we can do here is use that to complement the more mainstream coverage."