Park Chae-so was so successful in infiltrating the North that Kim Jong-il, the enigmatic ruler, once gifted him blueberry wine. So why was the celebrated undercover agent later jailed by South Korea?Park Chae-so was so successful in infiltrating the North that Kim Jong-il, the enigmatic ruler, once gifted him blueberry wine. So why was the celebrated undercover agent later jailed by South Korea? Read More