An activist group of North Korean defectors has launched balloons containing anti-North Korea leaflets across the inter-Korean border, police said Tuesday, in an act that could dampen a burgeoning thaw in inter-Korean relations. The Campaign for Helping North Korean in Direct Way scattered some 600,000 leaflets from Yeoncheon, a county bordering North Korea, on Monday evening, local police said. Lee Min-bok, the head of the group, and his wife participated in the 30-minute leaflet-scattering event, the police said, adding the...