Filming in Korea's no man's land

As part of the terms of the armistice that ended the Korean War in 1953, the opposing armies pulled back their frontline positions to create a 4-km-wide demilitarized zone. CNN cameraman Brad Olson shares his images of the DMZ.

As part of the terms of the armistice that ended the Korean War in 1953, the opposing armies pulled back their frontline positions to create a 4-km-wide demilitarized zone. CNN cameraman Brad Olson shares his images of the DMZ.