North Korea has been reluctant to accept vaccination monitoring by a U.N.-backed COVAX facility, blurring the outlook for when the country can receive novel coronavirus vaccines through the platform, diplomatic sources said Wednesday.North Korea has cut off traffic of people to and from its neighbors since early 2020, amid concern that the virus, first detected in China's Wuhan in late 2019, could intrude into the nation. It is unlikely to reopen its borders in the near future, observers say.Pyongyang claims no infection cases have been confirmed at home, but it has been seeking help from t…READ FULL ARTICLE