"Stories from the 10/40 Window: The Heartland of the Harvest, Mongolia, Missions to the Mongolians" is the fifth installment in the missionary series. This time there are a new group of missionaries going forth from mainland China to minister to the Mongolians in the north. They encounter a warm and friendly people who welcome them in as brothers and sisters. However, they also encounter a people who are gearing up for a potential world war. What new revelations will be revealed from the previous world war? What great endeavors will be accomplished by these new missionaries in a new field? Also, what will be revealed about this upcoming new world war? Find out in "The Heartland of the Harvest, Mongolia, Missions to the Mongolians.