Clinton widens lead over Trump nationally
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Hillary ClintonHillary Diane Rodham ClintonWill the Horowitz report split the baby? Gabbard commemorates John Lennon's passing by singing 'Imagine' Bannon: Clinton waiting to enter 2020 race and 'save the Democratic Party from Michael Bloomberg' MORE has widened her lead over Donald TrumpDonald John TrumpLawmakers prep ahead of impeachment hearing Democrats gear up for high-stakes Judiciary hearing Warren says she made almost M from legal work over past three decades MORE in the latest national survey, with the presumptive Democratic presidential nominee now leading her Republican rival by 8 points. 

Clinton leads Trump, 49 percent to 41 percent, among registered voters in the NBC News/SurveyMonkey weekly tracking poll released Tuesday. Last week, she led by 6 points.
 
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Clinton continues to lead when third-party choices are factored in, with Clinton at 42 percent, Trump at 36 percent, Libertarian Party nominee Gary JohnsonGary Earl JohnsonThe Trump strategy: Dare the Democrats to win Trump challenger: 'All bets are off' if I win New Hampshire primary Scaramucci assembling team of former Cabinet members to speak out against Trump MORE at 9 percent and Green Party candidate Jill Stein at 5 percent.
 
On the question of which candidate respondents think will win, regardless of whom they support, Clinton remains the favorite: Fifty-seven percent think she'll win, compared to 36 percent who think Trump will win.
 
Despite continued divisions in the GOP over Trump, a majority of Republican and GOP-leaning voters surveyed in the poll say Trump should be nominated at the party's national convention next month in Cleveland.
 
Sixty-seven percent of Republicans said Trump, the only candidate still on the Republican side, should be nominated, while 30 percent say someone else should be picked.
 
The latest polling comes as both candidates weigh their options for a running mate, with Trump on Monday sparring with Sen. Elizabeth WarrenElizabeth Ann WarrenBiden: 'I'd add' Warren to my list of potential VP picks Warren says she made almost M from legal work over past three decades How can top Democrats run the economy with no business skill? MORE (D-Mass.), a potential Democratic vice presidential pick who campaigned with Clinton in Ohio.
 
The poll of 6,556 adults, including 5,818 registered voters, was conducted online June 20–26, with an overall margin of error of 1.8 percentage points and a margin of error of 3.4 points for the 1,582 registered Republicans.