As World Champions, the Nationals are on top of the MLB - and on top of the world. ESPN's Joon Lee breaks down how the Nats completed their epic finish. In contrast, the Miami Dolphins are down in the dumps. After getting off to an 0-7 start, their season has been branded as a "tank." What's it like to be a player on a team that's not trying to win? Dolphins insider Cameron Wolfe explains life inside the tank.