saying yes, north korea does appear to have this technology but we think it will be some time before this missile is fully operational. but the bigger picture here is north korea is forging ahead with its nuclear weapons programme at a remarkable speed. a couple of years ago, kimjong un remarkable speed. a couple of years ago, kim jong un set a list of the weapons he wanted to develop and he is making stagger is progress. nuclear air weapons experts here say it is rapidly advancing. jean mackenzie, it is rapidly advancing. jean mackenzie, thank - it is rapidly advancing. jean mackenzie, thank you - it is rapidly advancing. jean mackenzie, thank you very much for that. thank you. around the world and across the uk. this is bbc news. inside mitchell s auction houses astonishing collection which has taken weeks to catalogue ready for sale. , , ., ., ., , sale. this is one of the largest rivate sale. this is one of the largest private collections sale. this is one of the largest privat