joining me now is professor stephan haggard a career expert at the university of california at san diego seven tell us what role south korea has in any of this. actually a quite big role president moon has been keyed in getting us to where we are with the so called a limb big gamble getting the north koreans to convert to the winter olympics and that set in train the summit's now after this the south koreans also want to play a role in trying to integrate the two koreas as part of the larger peace deal. and they're also talks that trump and kim might actually declare an end to the war if they do so does that mean at peace between the north and south as well or what process do they have to do with the sole well there's some there's some technical details about which parties would actually be a signatory to such a declaration the signatories to the armistice include the military forces of china that u.n. command and north korea actually not south korea but obviously south korea would have to be a party to such a declaration but then i that's really an aspirational document if they sign som