05:06Newsday17/06/2020 04:06 GMT: North Korea threaten to send troops into border areasBBC World Service Duration: 53 minutes Wed 17th Jun 2020, 05:06 on BBC World Service East and Southern AfricaAvailable for over a yearListen nowThe warning was issued a day after Pyongyang blew up a joint liaison office. Show more GenresNewsFormatsMagazines & ReviewsBrandNewsday Source: BBC Online