It’s hard to think of a single prominent American Christian who better illustrates the collapsing Evangelical public witness than Franklin Graham, Billy Graham’s son. His commitment to the Christian character of American public officials seems to depend largely on their partisan political identity. Let’s look at the record. In 1998, at the height of Bill Clinton’s sex scandals, the younger Graham wrote a powerful op-ed in the Wall Street Journal combating Clinton’s assertion that his affair was a “private” matter. Clinton argued that his misdeeds were “between me, the two people I love the most — my wife and our...