(CNN) - If the polls are a reliable predictor, Chris Coons has the Delaware Senate race wrapped up.
But a lot can change between now and Election Day.
Just ask Rep. Mike Castle, who had been considered a shoo-in to be Delaware's next U.S. senator before he was upset by Tea Party-backed Christine O'Donnell in the GOP primary.
Polls showed that if Castle had won his party's nomination, he would be leading Coons by almost 20 points in the general election race.
Filed under: 360° Radar
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