"She was born in 1920 on the east coast of China, the daughter of an American missionary doctor in the midst of civil war. He was born the son of a dairy farmer in 1918 in Charlotte, North Carolina, where milking cows was a daily chore. Together they would live a life of influence neither could have imagined on their own. No one has preached the gospel to more people than evangelist Billy Graham. But behind this exceptional man is an equally exceptional...