Herman Cain was in the center of a firestorm, largely of his own making, yesterday. He knew before he entered the presidential race that he had a sexual harassment settlement in his past. He knew, ever since Politico started questioning his campaign, that a story was afoot. He knew he had to get the story out quickly and truthfully. And yet, by the end of the day, the business executive peddling his leadership skills and know-how looked somewhat like the hapless PBS executive who eventually got ousted for screwing up the Juan Williams firing. ... Iowans don’t need to believe...