say never. you know, when you've got a terrorist threat and in this country not only have we got to look at islamic extremists but also an irish threat now emerging as you quite rightly say, there was a device found in the recent visit, but that device was only a pipe bomb, it wasn't a very big bomb, and it's not on a scale that we've had to suffer over the earlier years in the '70s and '80s. never say never but the likelihood of any kind of terrorist attack here is very, very minimal. >> andy haman, former chief constable and deputy commissioner at scotland yard no london. thanks so much. i'm joined now by chuck todd. good afternoon. >> reporter: hello, martin. >> the president and the british prime minister as you know co-authored an article today which was published in the times in which they said ours is not a special relationship, it is an essential relationship, but