digiting.dinl digits digits. the mers outbreak is officially over. >> almost half of the 186 cases were traced to just one hospital but the government's health and welfare ministry says as of monday only one person still tests positive for the virus and no new cases have been reported in more than three weeks. earlier, north korea's ambassador to china spoke at a rare press conference in beijing, and our will ripley was there and joins me live with details. so will this news conference, of course very rare. only happens once every i don't know four years. what came out of that press conference? >> reporter: yeah. it is quite rare to have such a large press conference where you have media from a number of different organizations invited. we do occasionally see small ir, one on one sort of meetings from time to time. but even in those scenarios, using the term press conference is a pretty loose way of calling it if you're judging it by western media standards, because