Perfecting the art of the redrawn Congressional district

Aired: 8/12/2014 | 0:05:45 | Clip
It’s no accident that 90 percent of Congress is re-elected every time; districts can be carefully drawn to protect incumbents. In Florida, a federal judge ruled that the design of two districts illegally favor sitting politicians, and ordered new maps just weeks before the primary elections. Political editor Domenico Montanaro joins Gwen Ifill for an in-depth explanation.