Compose the next sentence for this paragraph.

In a sign of the political hangover congressional Republicans are suffering in the wake of the government shutdown, three-quarters of Americans in a new national poll say that most GOP members of Congress don't deserve to be re-elected. A CNN/ORC International survey released Monday also found a majority saying that the Republicans' policies are too extreme. And according to the poll, Democrats have an 8-point advantage over the Republicans in an early indicator in the battle for control of Congress. But with more than a year to go until the 2014 midterm elections, there's plenty of time for these numbers to change.

A year before the 2010 midterms, for example, the
Democrats held a 6-point lead on the generic ballot."