South Korea fires warning shots as North Korean soldiers cross border again - Al Jazeera English
- South Korea fires warning shots as North Korean soldiers cross border again Al Jazeera English
- North Korea building border 'wall', satellite images reveal BBC
- How did North Korean soldiers wander across the world's most heavily guarded border? The Associated Press
- North Korea troop ‘casualties’ reported after landmine explosions in DMZ The Guardian
- South Korea fires more warning shots at North Korean soldiers crossing DMZ as landmines explode Sky News