Rep. Bennie Thompson, the chairman of the select committee investigating the Jan. 6, 2021, attack on the U.S. Capitol, has tested positive for COVID-19. 

Chairman Bennie Thompson

Chairman Bennie Thompson, D-Miss., listens as the House select committee investigating the Jan. 6 attack on the U.S. Capitol holds a hearing at the Capitol in Washington, Tuesday, July 12, 2022.  (AP Photo/J. Scott Applewhite)

In a statement posted to Twitter, the Mississippi Democrat said Tuesday that he was experiencing mild symptoms. 

"I tested positive for COVID-19 yesterday, and I am experiencing mild symptoms. Gratefully, I am fully vaccinated and boosted. I am continuing to follow CDC guidelines and will be isolating for the next several days," Thompson wrote. 

House Jan. 6 committee chairman Rep. Bennie Thompson speaks during a June hearing

Chairman Rep. Bennie Thompson, D-Miss., speaks as the House select committee investigating the Jan. 6, 2021, attack on the Capitol holds a hearing at the Capitol in Washington, Thursday, June 16, 2022.  (AP Photo/Susan Walsh)

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In a statement responding to the news, select committee spokesperson Tim Mulvey said Thursday evening's House Jan. 6 panel hearing would continue. 

Liz Cheney on Jan. 6 panel

Chairman Bennie Thompson, D-Miss., and Vice Chair Liz Cheney, R-Wyo., listen as the House select committee investigating the Jan. 6 attack on the U.S. Capitol holds a hearing at the Capitol in Washington, Tuesday, June 28, 2022.  (AP Photo/J. Scott Applewhite)

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"While Chairman Thompson is disappointed with his COVID diagnosis, he has instructed the Select Committee to proceed with Thursday evening’s hearing. Committee members and staff wish the Chairman a speedy recovery," he wrote. 

Two former White House aides are expected to testify on Thursday.