According to a survey by The Washington Post and ABC News, made from 25 to 28 October among 1,781 adults, Clinton achieves 46% support, compared to 45% who gets Trump.
The Libertarian Party candidate, Gary Johnson, get a 4% support, while the Green Party candidate Jill Stein, receives approval of 2%, according to the survey, which has a margin of error of 2.5% .
The study was reported after the director of the Federal Bureau of Investigation (FBI), James Comey, announced last Friday the reopening of the investigation on the use of a private e-mail server to handle confidential information that Clinton did when exercised in secretary of State (2009-2013).
The surprising announcement, criticized by Democrats and praised by Republicans, has put the focus on the former first lady, who has had to return to expound on the scandal, and has given ammunition to Trump, who has focused his attacks on that case.
However, 63% of respondents in the poll by The Washington Post and ABC News indicates that the reopening of the investigation will not change the direction of their vote, while 34% said it was "less likely" to vote for Clinton.
The scandal itself seems to have made a dent in the already low popularity of former Secretary of State, since 60% have an unfavorable image of her, compared to 58% makes a negative assessment of the real estate magnate.
These data confirm once again that the former first lady and New York billionaire are the two most unpopular presidential candidates in modern history in America.
Another poll of likely voters published today by the Politico newspaper and specialized demoscopic company Morning Consult, Clinton gives 42% support, compared with 39% of Trump.
That survey, made during the last weekend among 1,772 voters, giving Johnson a 7% and 5% Stein.
If not take into account those two candidates, former Secretary of State still has 3 points ahead, with 46%, versus 43% of the employer.
The poll has a margin of error of 2% and was made after the announcement of the FBI, reveals that 39% will not change their vote in light of the reopening of the case of emails Clinton.
33% confesses, however, that is "less likely" to vote for the former first lady.
45% also coincides with Trump in the case of post is worse than Watergate, which led to the resignation of President Richard Nixon in 1974.
According to the website RealClear Politics, which develops an average of surveys published in the country, today brings Trump Clinton a lead of 2.5 points.
With information from EFE.