Between 1917 and 1920, there is no city series. That's because both the Cubs and White Sox have built pennant winners. But with the country on the brink of war, controversy surrounds the 1918 and 1919 seasons. Sean Deveney breaks down a potential fix in the 1918 World Series and Jacob Pomrenke and Richard Lindberg try to make sense of the confirmed fix of 1919.