Washington: In his biggest lead to date, the Republican presidential nominee Mitt Romney slightly extended his lead over the incumbent US president Barack Obama by six points, a latest poll show.
    
The former Massachusetts governor is supported by 51 percent of the likely voters, while Obama has support of 45 percent, the Gallup said, releasing the results of its rolling seven-day average through October 16.
    
This does not take into account on Tuesday's debate in New York, in which Obama was a declared a winner, according to all the major snap polls.
    
Democrats on Wednesday asserted that Obama's fiery performance would now be able to blunt the momentum of Romney, while the Republicans hoped that their candidate would be continue with the lead which began with the first presidential debate early this month.
    
The third and final debate is to be held next Monday in Florida.
    
Meanwhile a new poll releasedon Wednesday said that Romney has made gains in Wisconsin, where the race is now virtually tied between the two presidential candidates.
    
According to Marquette University Law School poll, which was conducted before on Tuesday's debate, 49 percent of the likely voters support Obama, while 48 percent support Romney in Wisconsin, which is the home State of his vice presidential running mate Paul Ryan.
    
The Rasmussen Reports daily Presidential Tracking Poll for Wednesday showed that Romney has support of 49 percent of voters nationwide, while Obama earns the vote from 48 percent.

(Agencies)

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