Why do some who fled the North want to go back?
No one knows what awaited Kim Woo-joo when he arrived back in North Korea, just over a year after he had fled the world’s most oppressive regime for freedom in the South.
Earlier this month, the 29-year-old former gymnast approached the border separating the two Koreas, scaled a tall barbed-wire fence and walked the 4km across the heavily armed demilitarised zone (DMZ), dodging landmines but not security cameras, which captured
