Poll: Clinton leads Trump in Missouri
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Hillary ClintonHillary Diane Rodham ClintonHillicon Valley: Trump's exclusive interview with Hill.TV | Trump, intel officials clash over Russia docs | EU investigating Amazon | Military gets new cyber authority | Flynn sentencing sparks new questions about Mueller probe READ: President Trump’s exclusive interview with Hill.TV Keeping up with Michael Avenatti MORE holds a slim lead over Donald Trump in their presidential race in Missouri based on a new poll published Friday, according to The Kansas City Star.

Clinton leads Trump 42 to 40 percent in the DFM Research of Minnesota poll conducted on behalf of the United Transportation Union. The lead is within the poll's 3.8 percent margin of error.

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But the poll could be a troubling sign for Republicans who have taken Missouri in seven of the last nine presidential elections. The two exceptions are when the state went for Bill ClintonWilliam (Bill) Jefferson ClintonTrump, GOP regain edge in Kavanaugh battle Presidential approval: It's the economy; except when it's not Hypocrisy in Kavanaugh case enough to set off alarms in DC MORE in 1992 and 1996.

Hillary Clinton edged out a victory in the Democratic primary March 15, taking 49.6 percent of the vote to Bernie SandersBernard (Bernie) SandersThe Memo: Tide turns on Kavanaugh Election Countdown: Trump confident about midterms in Hill.TV interview | Kavanaugh controversy tests candidates | Sanders, Warren ponder if both can run | Super PACs spending big | Two states open general election voting Friday | Latest Senate polls READ: President Trump’s exclusive interview with Hill.TV MORE's 49.4 percent. Trump also won narrowly, besting GOP rival Ted CruzRafael (Ted) Edward CruzSinger Leon Bridges to join Willie Nelson in performing at O’Rourke rally Election Countdown: Trump confident about midterms in Hill.TV interview | Kavanaugh controversy tests candidates | Sanders, Warren ponder if both can run | Super PACs spending big | Two states open general election voting Friday | Latest Senate polls Poll: Beto O'Rourke leads Cruz by 2 points in Texas Senate race MORE 40.9 to 40.7 percent.

The survey also finds incumbent Sen. Roy BluntRoy Dean BluntMurkowski echoes calls for Kavanaugh, accuser to testify Kavanaugh, accuser to testify publicly on Monday Kavanaugh furor intensifies as calls for new testimony grow MORE (R) leading Democratic Secretary of State Jason Kander (D) 49 to 35 percent. But adding to Republican worries, 40 percent of those surveyed had never heard of Blunt's Democratic challenger.

A separate poll from Remington Research for Missouri Scout had Blunt leading Kander 44 percent to 37 percent, according to the Star.

The pollsters did not share their sample size or if the respondents were registered voters.