New York Mayor Bill de Blasio’s red past showed its ugly head recently in Miami where the Democratic presidential candidate offended the masses by glamorizing a Marxist revolutionary who executed thousands to impose communism and begged his Soviet compadres to nuke the U.S. At a union rally for striking airport workers, de Blasio proudly quoted Ernesto Che Guevara, a terrorist murderer who helped Cuban dictator Fidel Castro execute thousands of men, women and children in front of firing squads. He happens to be one of the most despised historical figures in south Florida. True to his communist roots, de Blasio...