Are kids in the United States being cheated out of a quality education? In a special report airing this Friday on ABC's "20/20", John Stossel reveals the surprising truth. American high school students fizzle in international comparisons, placing well behind other countries, even poorer countries like Poland, the Czech Republic and South Korea. American kids do pretty well when they enter public school, but as time goes on, the worse they do. Why? School officials complain that they need more money, but as Stossel reports, most of the countries that outperform us spend less per student than we do. There...