by being named and we disputed that, but we accept the ruling of the court that they they went on that side. they also made a wider argument about national security, which is effectively that to name him would indicate to other agents and these are effectively informants working for mi5, informing on terrorist groups and suchlike that the bbc might come along and name them and that they would then stop working for mi5. we would never normally try and identify a state agent in this way but we felt in this case, there was an exceptional public interest in doing so. to make the decision to challenge the government and go to court over this must have been a big decision for the bbc news to make. sure, and it was their decision to take us to court and it was our decision to defend our position and to fight that, and that s a scary thing. it involves a lot of time, it involves a lot of money, unfortunately,