levels of security for people like me who report outside downing street to go there. over the years, there has been a significant ramping up of security, and at least after an attack a few years ago at the front gates of parliamentjust down the road from me at whitehall about 50 metres from where we are just now, that attack on someone drove there and made it into the front garden, new palace yard of the palace of westminster, so it s definitely right to say that over the last few years, there has been a significant ramping up of the security presence around parliament, which would mean that the police had thought about the possibility of a situation like this with a car driving towards downing street, as we have seen in those images that we brought you a few minutes ago. nevertheless, i can t remember seeing one get through that first security level before and into those front gates of downing street. downing street. nick, stay there, but for peeple downing street. nick,