He will follow that event with a rally at downtown's Municipal Auditorium.
The GOP now holds a thin 51-49 Senate majority over Democrats, a margin that has approved many pro-life nominees yet proven largely insufficient to enact pro-life legislation, thanks to a combination of liberal Republicans and rules requiring a supermajority to pass ordinary bills.
Many Democrats - including Minority House Leader Nancy Pelosi - defended the humanity of MS-13 members after President Donald Trump referred to them as "animals", and the RNC just used her own words against her in a brutal new ad ahead of midterms.
Earlier Tuesday, Trump raised the prospect of special counsel Robert Mueller's Russian Federation probe affecting the November elections and blamed Democrats for "Collusion".
In his first campaign-style appearance since revelations that the Federal Bureau of Investigation had an informant in his 2016 campaign, Mr. Trump made fun of the issue with the crowd.
To keep this momentum going, to continue this incredible progress, to keep on winning, you have to vote Republican in November. Mueller is a Republican.More news: Celtics’ Marcus Smart: ‘I’m worth more than $12-14 million’
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Justin Kanew, a Democrat from College Grove, and state Sen. Jon Tester is seeking re-election in a state Trump carried in a landslide.
Tennessee has a history of electing centrist senators and the race could be complicated by Corker's up-and-down relationship with Trump.
Both criticized Mr. Trump after he made the "animals" comment, and Ms. Pelosi said, "You have to wonder, does he not believe in the spark of divinity, the dignity and worth of every person?" The breakthrough happened after Corker held a surprise meeting in Caracas with Venezuelan President Nicolas Maduro. Earlier this year, the president had called the comedian, whose character was a Trump supporter, to congratulate her on its ratings dominance.
The president endorsed Blackburn on Twitter last month, saying Blackburn is "great on the military, border security and crime". "I am going to be there to stand with President Donald Trump and take your Tennessee values to Washington, DC, to fight with him, to get the job done".
Democrats hope an unpopular president could help them wrest back control of the Senate and the House of Representatives.