City of Kaesong near frontier shut down; regime says virus brought by runaway who fled to South Korea years ago and illegally returned last week

Former national security adviser with insider White House tell-all says US president not fit for office, should be voted out

Incident north of border comes as nuclear diplomacy with US at an impasse; leader's sister, Kim Yo Jong, warned over weekend of building 'collapsing'

Shots at DMZ that hit South Korean guard post deemed unintentional, South Korean military says

President tweets after reappearance of Kim Jong Un following mysterious three-week absence that sparked rumors of his possible demise

North Korean leader attends ceremony for the opening of a fertilizer factory, state media reports, following speculation he was ill or incapacitated

South Korea insists leader of secretive country is fine, but experts say Seoul has failed to develop way to get solid information about potentially destabilizing developments

Top security adviser to the South's president says North Korean dictator is in a resort town in the country's east, dismissing persistent rumors of his death

Unconfirmed rumors and media reports about Kim Jong Un's health have emerged since he missed an April 15 commemoration of the 108th birthday of his grandfather

Senior official of department that plays lead role in ties between the two nations arrives following North Korean leader's surgery; unclear what trip indicates about his wellbeing