Explosive Church Growth from the Ends of the Earth

When Brian Hogan arrived in Mongolia with his young family, there were no believers. One tiny church grew and multiplied into countless Jesus following fellowships; now there are over 40,000 Jesus followers. Today, Mongolia sends more missionaries into the world per Christian than any other country. What happened? How did it happen? What does the Mongolian church planting movement have to do with Bluewater Mission?