The 2016 presidential election is attracting an unusually large number of hopefuls. The Republicans will probably field more than a dozen candidates and the Democrats, as many as five. Presently, very few of these supposed contenders have a real chance of becoming president. Republicans Ben Carson, Carly Fiorina and Ted Cruz are long shots. On the Democratic side, that term applies to everyone but Hillary Rodham Clinton.. ~snip~ If you tell them in private, "You do not have a chance to be president," they will point to underdogs who won, such as Jimmy Carter or Ronald Reagan, or front-runners who...