With third-party candidates included, Trump's edge extends to five points, 41% to 36%.
Dr. Michael O'Loughlin of Salisbury University says voter turnout will depend on Sanders' will to campaign vigorously for Clinton. According to RCP, Florida (Trump 44.2% to Clinton 44%), Ohio (Clinton 43.3% to Trump 42%) and Pennsylvania (Clinton 45.5% to Trump 42.3%) are almost evenly divided between the two candidates.
The Fox News poll shows Clinton leading Trump 44-37 percent among registered voters in Virginia. The online poll showed that 46 percent of likely voters support Clinton while 33 percent support Trump.
Still, national poll numbers also indicate Clinton's advantage over Trump has slipped after several weeks of tough headlines.
The poll was conducted from June 30 to July 11, a particularly topsy-turvy period in the presidential contest.
It could help Clinton that 49 percent of independents have a favorable opinion of Obama. The margin of error was around three percentage points in all three states. In Pennsylvania, he has 40 percent, while Hillary Clinton is at 34 percent, followed by Gary Johnson, with 9, and Jill Stein, with 3.
Did Hillary Clinton insult Dan Marino or something?
As Republican presidential candidate Donald Trump moves forward to pick from three strong candidates for vice president, a set of new polling results is showing that Trump's opposition may already be weakening.
After a disastrous Federal Bureau of Investigation report last week about Clinton's handling of government emails as secretary of state, a Quinnipiac University Swing State Poll released Wednesday found the Democrat slipped in three crucial states.
"I cry every time", she said about the musical, which she's seen three times.
"In Florida, Donald Trump is getting only 21 percent of the non-white vote", Peter A. Brown, the Quinnipiac poll's assistant director, said in a statement. Clinton embraced Lin-Manuel Miranda, who left his lead role over the weekend, but returned Tuesday to introduce the presumptive Democratic nominee.
By comparison, in 2012 USA president Barack Obama edged "Republican" Mitt Romney by less than one percent in Florida - but he won OH by three percent and Pennsylvania by 5.5 percent.
A 20-year-old Purdue student is heading to the Democratic National Convention in Philadelphia as a Bernie Sanders delegate.
Trump, speaking at a campaign rally in OH last Wednesday, suggested that his campaign shouldn't have deleted the star meme in the first place because it's "just a star" and those who think otherwise are "sick people".