Nearly half of the voters in the West Virginia Democratic primary who backed Bernie Sanders Bernie SandersKenosha will be a good bellwether in 2020 Biden's fiscal program: What is the likely market impact? McConnell accuses Democrats of sowing division by 'downplaying progress' on election security MORE say they would vote for Republican Donald Trump Donald John TrumpObama calls on Senate not to fill Ginsburg's vacancy until after election Planned Parenthood: 'The fate of our rights' depends on Ginsburg replacement Progressive group to spend M in ad campaign on Supreme Court vacancy MORE in the fall presidential election, according to exit polls reported by CBS News.

Forty-four percent of Sanders supporters surveyed said they would rather back the presumptive GOP nominee in November, with only 23 percent saying they'd support Democratic front-runner Hillary Clinton Hillary Diane Rodham ClintonWhat Senate Republicans have said about election-year Supreme Court vacancies Bipartisan praise pours in after Ginsburg's death Trump carries on with rally, unaware of Ginsburg's death MORE. And 31 percent said would support neither candidate in the likely general election match-up.

. @CBSNews West Virginia Dem Exit Polls: 44% of Sanders voters would vote for Trump in November pic.twitter.com/GZ8CjdNnOs — Mosheh Oinounou (@Mosheh) May 10, 2016

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According to exit polls reported by ABC News, about one-third of Democratic primary voters would choose Trump in a general election match-up between him and Clinton. In that survey, 44 percent would choose Clinton, and 21 percent would choose neither candidate.

About 1/3 of WV Dem voters would choose Trump in general election match-up, per exit polls https://t.co/2VKB3mSHQa pic.twitter.com/QxCDuNsdAp — ABC News Politics (@ABCPolitics) May 10, 2016

According to ABC News, about 80 percent of West Virginia Republican voters say they're excited or optimistic about what Trump would do if he were elected president, and 9 in 10 think Trump is likely to beat Clinton in a general election.

In a match-up between Trump and Clinton, about 90 percent of Republican primary voters in West Virginia say they would vote for Trump.