We’re not talking about the head-to-head horse race polls you hear about on the news. Campaigns collect data that often never sees the light of day, though it helps decide what politicians tell you. Here’s how it works.
Chicago Mayor Rahm Emanuel still owes tens of thousands of dollars to a law firm that helped keep him on the ballot last winter.To date, Emanuel's campaign has paid the law firm Mayer Brown $625,000, including a payment in late September of $200,000. But a debt remains of