WASHINGTON: Presumptive Democratic presidential candidate Hillary Clinton maintains a narrow three point lead against her Republican rival Donald Trump nationally, a latest polls said today. 

But in another poll, she lags behind Trump in some of the key states like Florida and Pennsylvania.

As per McClatchy-Marist poll, Clinton (42 per cent) holds a lead of three point over Trump (39 per cent). 

Notably for the first time this poll has shown Clinton falling below 50 per cent mark in the last year. 

Among the independents Clinton has support of 36 per cent while 33 per cent support Trump and 23 per cent have not made up their mind yet, the poll said. 

As per RealClearPolitics.Com which tracks all major polls, Clinton holds a 4.3 percentage point lead over Trump in an average of all major polls. 

Quinnipiac University which released its latest polls said that Trump has overtaken Clinton in Florida and also has a lead in another swing state of Pennsylvania. 

The race is tied in another key state of Ohio. 

In Florida, Trump has support of 42 per cent, while Clinton is favored by 39 per cent. 

While the latest poll might show the two leaders within a margin of error, but it is not seen as a good sign by the Clinton campaign. Last month, Clinton led 47 to 39 per cent. 

"We know the battlegrounds are going to be close till the end. That's why we need to keep working so hard," Clinton's press secretary Brian Fallon tweeted today. 

"Trump is a serious danger, folks," he said. 

Trump on the other hand said "Thank You" on twitter.

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