Cuban Communism: Fidel Castro's slide toward death's embrace is bringing closer the island-state's day of reckoning: Either it lives free or dies a tyranny. The U.S. must now push for freedom relentlessly. The ailing dictator will probably go out the way he shouldn't — in his bed. But the legacy he leaves just 90 miles from our shores is one of the worst in the world and should be destroyed. Contrary to the media's puerile awe at the 79-year-old Castro's significance — he's often reverently called "the longest-serving" Latin American ruler or "maverick leader" — he is one of the...