Last week's accidental shelling of a South Korean village occurred less than 20 miles from the border of the nuclear-armed North.

In North Korea, televisions are manipulated to broadcast only state-controlled content, glorifying the Kim dynasty. Defector Timothy Cho unveils the extent of the media control, explaining that all ...

Such drills infurate Pyongyang, which regards them as rehearsals for invasion and routinely responds with weapons tests of its own.