David Plouffe, a White House adviser, will also appear on ABC and NBC, discussing Wednesday's debate in Denver and Mr. Obama's recent gains in polls in key battleground states.
That Mr. Obama has made these gains in polls that only partially reflect the Democratic convention suggests that his bounce could be more substantial once they fully do so.
While the British election had been dominated by two parties for decades, in 2010, Britain's third party, the Liberal Democrats, were making huge gains in polls.
Advisers say early advertising has helped Mitt Romney gain in polls.
Mr. Pataki has taken high moral ground when talking about the letters, which came to light just as Mr. McCall was beginning to gain in polls.
With millions gaining coverage, polls show a small but measurable uptick in public support.
As the HuffPost Pollster chart shows, Ernst did gain in polls after her come-from-behind primary victory in June.
This scares us!" The right-wing Alternative for Germany (AfD), which has gained in polls in part at Merkel's expense thanks to a campaign against refugees, said she should close the border.
Most of Romney's gains, the poll finds, are among unmarried women -- a bloc of voters who have overwhelmingly registered their disapproval of Romney in polls conducted throughout the past several months.
They are unlikely to gain much poll support after committing two turnovers, botching a punt to set up a Tennessee touchdown and giving up 228 yards rushing, 182 by Riggs.
