UN working with Pyongyang to free wayward tourist, about whom little is known, as concerns grow over hermit kingdom's nuclear program

IDF reportedly drops pamphlets warning Syria's military against operating in off-limits area between the two countries

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

In first, president tours fortified frontier, comes close to North Korean troops, and has brick dedicated to his late wife

Highly unusual meeting at heavily fortified frontier being worked on, president says from Seoul, in latest display of unconventional diplomacy with dictator

'I just thought of it this morning,' US president says of his Twitter invitation; Pyongyang calls offer a 'very interesting suggestion'