having cracked a case we're momi be into in line for some future tragedies i think it would be you know wise in scotland not to rest on our laurels great credit is owed to those individuals and all those organizations but i think you're right the train does tend to be creeping up again some of these things are cultural some of it comes because people are copycat and see things in the t.v. or potential under the sea sometimes it just gets out of the psyche in the mind of youngsters so you've got to be ever vigilant stop and search as a tactic in the visible police presence i think it's something that has to be calibrated you've got to ramp up at times and you've got to decrease other times and it may be in scotland that we've gone too far one we as in london have gone too far the other and it may be that we've got to increase it slightly just to provide that reassurance it's not about policemen having nothing else to do it's about youngsters feeling that they can be reassured that there was cutting names will be caught so they don't need to carry a knife and have it there are differences