Former Tennessee governor Phil Bredesen (D) holds a 5-point lead over Rep. Marsha Blackburn Marsha BlackburnTaylor Swift on National Voter Registration Day: 'We need everyone' Democrats smell blood with new DHS whistleblower complaint Hillicon Valley: Election officials prepare for new Russian interference battle | 'Markeyverse' of online fans helps take down a Kennedy | GOP senators unveil bill to update tech liability protections MORE (R-Tenn.) in the state's Senate race, according to a new CNN poll conducted by SSRS.

The survey found that 50 percent of likely voters favor Bredesen, while 45 percent back Blackburn.

Bredesen and Blackburn are vying for Sen. Bob Corker Robert (Bob) Phillips CorkerHas Congress captured Russia policy? Tennessee primary battle turns nasty for Republicans Cheney clashes with Trump MORE's (R-Tenn.) seat. Corker has been especially critical of President Trump Donald John TrumpBiden on Trump's refusal to commit to peaceful transfer of power: 'What country are we in?' Romney: 'Unthinkable and unacceptable' to not commit to peaceful transition of power Two Louisville police officers shot amid Breonna Taylor grand jury protests MORE throughout his presidency, and CNN notes that approval ratings of the president may play a role in the Senate race.

According to the poll, 92 percent of state voters who disapprove of the president favor Bredesen, who was governor of Tennessee from 2003 until 2011.

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Bredesen’s favorability among voters may be another factor in November’s general election, pollsters noted. Bredesen currently has a 52 percent favorability rating, with just 24 percent of registered voters viewing him unfavorably.

Meanwhile, Blackburn is viewed favorably by 41 percent of voters and viewed unfavorably by 39 percent of voters.

The survey comes about a week after a Fox News poll found that Blackburn led Bredesen by 3 points. According to the RealClearPolitics average of polls, which was last updated on Sept. 11, Blackburn had a lead of roughly one-third of a percentage point.

Tennessee hasn't voted a Democrat into the Senate since Al Gore Albert (Al) Arnold GoreBusiness groups start gaming out a Biden administration Cruz says Senate Republicans likely have votes to confirm Trump Supreme Court nominee 4 inconclusive Electoral College results that challenged our democracy MORE in 1990, and Trump carried the state by 26 points in the 2016 election.

The CNN survey was conducted among a population of 1,001 adults between Sept. 11 and Sept. 15. The margin of error is 3.8 percentage points.