Bonus: A Nod to Nordic Noir

Despite originating from what is widely considered to be the happiest -- and most beautiful -- region in the world, Nordic Noir has come to be known for its focus on heinous crimes and the deeply flawed people who investigate them.

What's behind the darkness and violence seen in Wallander and other Nordic Noir crime drama? And what makes these shows so entertaining to watch? Professor Andrew Nestingen, expert in all things Nordic Noir, investigates.