our security correspondent frank gardner outlines we can expect from the summit. there are a number of kind of negative factors one is that, as you rightly mentioned, that the kind and that will be good news for those countries countries like hungary and slovakia. for countries to spend more. to spend on defence. a lot of western nations have emptied their armouries britain's army is dwindling in size and there is that it could be in quite a difficult position. particularly in terms of missile defence, there is another factor here that is really worrying people, wanting a deal for the united states to buy greenland. initially to her country don't worry, you know, it's not for sale. where president trump has said, "no, i'm serious." in beijing, as well, because it undermines western unity taking what they want. what we're seeing here is stock markets responding to this series of tariff increases, which president trump has announced. not surprising there, and possibly tariffs to be placed on the uk too. and a chaotic ballsed up brexit which satisfied is talking abou