Not your usual guided tour of Korea's heavily fortified DMZ

Each year, thousands of tourists visit the demilitarized zone that separates North and South Korea. They get a view through a southern lens. Now a North Korean defector is guiding tourists in the DMZ and offering his view of what it is actually like to grow up on the other side. Reporter Jason Stother tagged along with a tour that promises to offer a different perspective of what ordinary life is like in North Korea.