Washington (CNN)Donald Trump is leading Hillary Clinton by a single percentage point in Missouri, according to a Monmouth University poll released Tuesday. The survey found that 44% of voters support Trump, while 43% back Clinton, well within the poll's margin of error of 4.9 percentage points. Another 8% of respondents told pollsters they intend to vote for Libertarian Gary Johnson, 1% said they would write in another candidate,and the remaining 5% were undecided.