IF Mike Bloomberg runs for president as an independent, he can win. Yes, not just hurt Hillary Clinton or the Republicans, but actually win the White House. Obviously, he has his bank account in his favor. Like Ross Perot in 1992 and 1996, he wouldn't have to convince skeptical donors that a third-party candidate could succeed for the first time in American history. He can cut short the conversation by just writing a mega check. But he can succeed where Perot failed, because he knows how to handle himself in the public spotlight. Bloomberg's years as mayor have fully equipped...