When Gingrich’s senior advisers resigned en masse last spring, Gingrich cast the ensuing negative coverage as a misreading of his historic bid for the presidency. “It’s going to take a while for the news media to realize that you’re covering something that happens once or twice in a century,” the former speaker said, “a genuine grass-roots campaign of very big ideas. I expect it to take a while for it to sink in.” .... Each Gingrich setback, it seems, has been a historic event. Remember when his campaign compared its failure to qualify for the Virginia ballot to the Pearl...