U.S. Senator Richard Shelby (R-AL) is trailed by reporters as he arrives for the weekly Republican caucus luncheon at the U.S. Capitol in Washington, U.S. November 29, 2022. REUTERS/Jonathan Ernst 

U.S. Senator Richard Shelby (R-AL) speaks to reporters in the Senate Subway before the Senate Republicans weekly policy lunch at the U.S. Capitol in Washington, D.C., U.S., Sept. 28, 2022. REUTERS/Sarah Silbiger 

U.S. Senator Richard Shelby (R-AL) speaks to reporters in the Senate Subway before the Senate Republicans weekly policy lunch at the U.S. Capitol in Washington, D.C., U.S., Sept. 28, 2022. REUTERS/Sarah Silbiger 

Senators Jack Reed (D-RI), Chairman Sherrod Brown (D-OH), Patrick Toomey (R-PA) and Richard Shelby (R-AL), listen to testimony by chief executives of the country's largest banks during a Senate Banking, Housing, and Urban Affairs hearing on "Annual Oversight of the Nation's Largest Banks", on Capitol Hill in Washington, U.S., September 22, 2022. REUTERS/Evelyn Hockstein 

U.S. Senator Richard Shelby (R-AL) rides the Senate subway during a vote at the U.S. Capitol in Washington, U.S., September 21, 2022. REUTERS/Elizabeth Frantz 

U.S. Senator Richard Shelby (R-AL) speaks to reporters in the Senate subway during a vote at the U.S. Capitol in Washington, U.S., September 21, 2022. REUTERS/Elizabeth Frantz 

U.S. Senator Richard Shelby (R-AL) speaks to reporters in the Senate subway during a vote at the U.S. Capitol in Washington, U.S., September 21, 2022. REUTERS/Elizabeth Frantz 

U.S. Senator Richard Shelby (R-AL) is seen through a journalist’s glasses while speaking during a vote on Capitol Hill in Washington, U.S., September 8, 2022. REUTERS/Tom Brenner 

Senator Richard Shelby (R-AL) speaks to the media about the shooting at Robb Elementary School in Uvalde, Texas, on Capitol Hill in Washington, U.S., May 25, 2022. REUTERS/Joshua Roberts 

U.S. Senator John Kennedy (R-LA) and Senator Richard Shelby (R-AL) listen as Federal Reserve Chairman Jerome Powell testifies during the Senate Banking Committee hearing titled "The Semiannual Monetary Policy Report to the Congress", in Washington, U.S., March 3, 2022. Tom Williams/Pool via REUTERS 

U.S. Senator John Kennedy (R-LA) and Senator Richard Shelby (R-AL) listen as Federal Reserve Chairman Jerome Powell testifies during the Senate Banking Committee hearing titled "The Semiannual Monetary Policy Report to the Congress", in Washington, U.S., March 3, 2022. Tom Williams/Pool via REUTERS 

U.S. Senator Richard Shelby (R-AL) speaks to reporters at the U.S. Capitol in Washington, DC, U.S., February 16, 2022. REUTERS/Jon Cherry 

U.S. Senator Richard Shelby (R-AL) arrives for votes at the U.S. Capitol in Washington, U.S., February 7, 2022. REUTERS/Brendan McDermid 

Senators Richard Shelby (R-AL) and Jim Inhofe (R-OK) talk during a ceremony for former Senate majority leader Harry Reid as he lies in state in the Rotunda of the U.S. Capitol in Washington, D.C., U.S., January 12, 2022. Tom Williams/Pool via REUTERS 

Senator Richard Shelby (R-AL) speaks to reporters as he arrives for a vote as Senators moved toward trying to pass a stop-gap increase in the Treasury Department's $28.4 trillion borrowing authority on Capitol Hill in Washington October 7, 2021. REUTERS/Joshua Roberts 

U.S. Sen. Richard Shelby (R-AL) exits the train in the subway as Republican and Democratic leaders continue work on an amendment to the bipartisan infrastructure bill at the U.S. Capitol in Washington, DC, U.S., August 7, 2021. REUTERS/Ken Cedeno 

U.S. Senator Patrick Leahy ( D-VT) and Richard Shelby (R-AL) speak before the start of the Senate Appropriations Committee hearing in Washington, U.S. June 17, 2021. Caroline Brehman/Pool via Reuters 

Senator Richard Shelby (R-AL) questions witnesses during a Senate Appropriations Labor, Health and Human Services Subcommittee hearing looking into the budget estimates for National Institute of Health (NIH) and state of medical research on Capitol Hill in Washington, U.S., May 26, 2021. Sarah Silbiger/Pool via REUTERS 

Senator Richard Shelby, a Republican of Alabama, speaks during a Senate Appropriations Subcommittee hearing in Washington, D.C., U.S., May 26, 2021. Stefani Reynolds/Pool via REUTERS 

Senator Richard Shelby, a Republican of Alabama, speaks during a Senate Appropriations Subcommittee hearing in Washington, D.C., U.S., May 26, 2021. Stefani Reynolds/Pool via REUTERS 

U.S. Sen. Patrick Leahy (D-VT) speaks with Sen. Richard Shelby (R-AL) during a hearing on "Domestic Violent Extremism in America." before the Senate Appropriations Committee on Capitol Hill in Washington, U.S., May 12, 2021. Bill O'Leary/Pool via REUTERS 

Senate Appropriations Committee ranking member Sen. Richard Shelby (R-AL) questions members of the Biden administration during a hearing in the Dirksen Senate Office Building on Capitol Hill in Washington, D.C., U.S., April 20, 2021. Chip Somodevilla/Pool via REUTERS 

U.S. Senator Richard Shelby (R-AL) walks during the second impeachment trial of former U.S. President Donald Trump in the U.S. Capitol in Washington, U.S., February 13, 2021. Stefani Reynolds/Pool via REUTERS 

U.S. Senator Richard Shelby (R-AL) departs after House impeachment managers rested their case in impeachment trial of former U.S. President Donald Trump, on charges of inciting the deadly attack on the U.S. Capitol, on Capitol Hill in Washington, U.S., February 11, 2021. REUTERS/Joshua Roberts 

U.S. Senator Richard Shelby (R-AL) rides an escalator after arriving in the subway system at the U.S Capitol as the impeachment trial of former U.S. President Donald Trump, on charges of inciting the deadly attack on the Capitol, continues in Washington, U.S., February 11, 2021. REUTERS/Jonathan Ernst? 

U.S. Senator Richard Shelby (R-AL) arrives at the U.S. Senate for the second day of proceedings in the second impeachment trial of former U.S. President Donald Trump on charges of inciting the deadly attack on the U.S. Capitol, on Capitol Hill in Washington, U.S., February 10, 2021. REUTERS/Al Drago 

U.S. Senator Richard Shelby (R-AL) speaks with reporters following announcing he will not run for reelection, as he arrives for a vote in the U.S. Capitol in Washington, U.S., February 8, 2021. REUTERS/Al Drago 

U.S. Senator Richard Shelby (R-AL) departs the Senate floor after a vote at the U.S. Capitol in Washington, U.S. February 8, 2021. REUTERS/Jonathan Ernst 

U.S. Senator Richard Shelby (R-AL) boards the Senate subway following a vote in the U.S. Capitol in Washington, U.S., February 8, 2021. REUTERS/Al Drago 

U.S. Senator Richard Shelby (R-AL) speaks with reporters following announcing he will not run for reelection, as he arrives for a vote in the U.S. Capitol in Washington, U.S., February 8, 2021. REUTERS/Al Drago 

U.S. Senator Richard Shelby (R-AL) speaks with reporters following announcing he will not run for reelection, as he arrives for a vote in the U.S. Capitol in Washington, U.S., February 8, 2021. REUTERS/Al Drago 

U.S. Senator Richard Shelby (R-AL) boards the Senate subway following a vote in the U.S. Capitol in Washington, U.S., February 8, 2021. REUTERS/Al Drago 

U.S. Sen. Richard Shelby (R-AL) walks to the Senate floor for voting on the Republican stimulus bill which failed on Capitol Hill in Washington, U.S., October 21, 2020. REUTERS/Ken Cedeno 

Sen. Richard Shelby (R-AL) during the Senate's Committee on Banking, Housing, and Urban Affairs hearing examining the quarterly CARES Act report to Congress, in Washington, DC, U.S., September 24, 2020. Toni L. Sandys/Pool via REUTERS 

Senator Richard Shelby (R-AL) departs from a lunch for the Republican Senate caucus on Capitol Hill in Washington, U.S., September 10, 2020. REUTERS/Joshua Roberts 

U.S. Senator Richard Shelby (R-AL) and Senator Lamar Alexander (R-TN) speak at a U.S. Senate Appropriations Subcommittee hearing on the plan to research, manufacture and distribute a coronavirus vaccine, known as Operation Warp Speed on Capitol Hill in Washington, D.C, U.S., July 2, 2020. Saul Loeb/Pool via REUTERS 

U.S. Senator Richard Shelby (R-AL) attends a U.S. Senate Appropriations Subcommittee hearing on the plan to research, manufacture and distribute a coronavirus vaccine, known as Operation Warp Speed on Capitol Hill in Washington, D.C, U.S., July 2, 2020. Saul Loeb/Pool via REUTERS 

U.S. Senator Richard Shelby (R-AL) arrives for a closed Senate Republican policy lunch meeting to discuss the response to the coronavirus disease (COVID-19) outbreak with senators on Capitol Hill in Washington, U.S., May 19, 2020. REUTERS/Yuri Gripas 

A masked U.S. Senator Richard Shelby (R-AL) points to his Alabama-themed mask outside the U.S. Capitol after senators returned to Capitol Hill amid concerns that their legislative sessions could put lawmakers and staff at risk of contracting the coronavirus in Washington, U.S., May 4, 2020. REUTERS/Leah Millis 

Sen. Richard Shelby (R-AL) and Sen. Kelly Loeffler (R-GA) get in an elevator after a luncheon meeting to wrap up work on coronavirus economic aid legislation to prevent the spread of coronavirus disease (COVID-19) in Washington, U.S., March 21, 2020. REUTERS/Mary F. Calvert 

Sen. Richard Shelby (R-AL) and Sen. Kelly Loeffler (R-GA) get in an elevator after a luncheon meeting to wrap up work on coronavirus economic aid legislation to prevent the spread of coronavirus disease (COVID-19) in Washington, U.S., March 21, 2020. REUTERS/Mary F. Calvert 

Sen. Richard Shelby (R-AL) and Sen. Kelly Loeffler (R-GA) get in an elevator after a luncheon meeting to wrap up work on coronavirus economic aid legislation to prevent the spread of coronavirus disease (COVID-19) in Washington, U.S., March 21, 2020. REUTERS/Mary F. Calvert 

Senator Richard Shelby (R-AL) walks down a hallway ahead of a Senate luncheon meeting on response to the coronavirus disease (COVID-19) outbreak in Washington, U.S., March 19, 2020. REUTERS/Tom Brenner 

Senator Richard Shelby (R-AL) arrives for the resumption of the Senate impeachment trial of U.S. President Donald Trump at the U.S. Capitol in Washington, U.S., January 31, 2020. REUTERS/Brendan McDermid? 

Senator Richard Shelby (R-AL) arrives at the U.S Capitol during U.S. President Donald Trump's Senate impeachment trial in Washington, U.S., January 30, 2020. REUTERS/Amanda Voisard 

Senator Richard Shelby (R-AL) arrives at the U.S Capitol during U.S. President Donald Trump's Senate impeachment trial in Washington, U.S., January 30, 2020. REUTERS/Amanda Voisard 

U.S. Senator Richard Shelby (R-AL) walks to the Senate Floor ahead of a vote on Capitol Hill in Washington, U.S., December 16, 2019. REUTERS/Tom Brenner 

U.S. Senator Richard Shelby (R-AL) walks to the Senate Floor ahead of a vote on Capitol Hill in Washington, U.S., December 16, 2019. REUTERS/Tom Brenner 

Senate Judiciary Chairman Lindsey Graham (R-SC) speaks with Senators Richard Shelby (R-AL) and Christopher Coons (D-DE) before a hearing on judicial nominees on Capitol Hill in Washington, U.S., December 4, 2019. REUTERS/Joshua Roberts 

Senator Richard Shelby (R-AL) speaks to reporters as he arrives for a vote on Capitol Hill in Washington, U.S., November 6, 2019. REUTERS/Joshua Roberts 

Senator Richard Shelby (R-AL) speaks to reporters before attending a vote on Capitol Hill in Washington, U.S., October 22, 2019. REUTERS/Tom Brenner 

Sen. Richard Shelby (R-AL) asks a question as Acting Defense Secretary Patrick Shanahan; and Chairman of the Joint Chiefs of Staff Gen. Joseph Dunford testify before a Senate Appropriations Defense Subcommittee hearing on the proposed FY2020 budget for the Defense Department on Capitol Hill in Washington, U.S., May 8, 2019. REUTERS/Aaron P. Bernstein 

Senator Richard Shelby (R-AL) speaks to reporters after a vote attempting to override U.S. President Donald Trump's veto of the resolution demanding an end to support of Saudi Arabia's war in Yemen failed on Capitol Hill in Washington, U.S., May 2, 2019. REUTERS/Joshua Roberts 

U.S. President Donald Trump and First Lady Melania Trump chat with Alabama Gov. Kay Ivey as they survey damage by a tornado with a FEMA official, along with HHS Secretary Ben Carson, Sen. Richard Shelby (R-AL) and DHS Secretary Kirstjen Nielsen, in Beauregard, Alabama, U.S., March 8, 2019. REUTERS/Mike Theiler 

U.S. President Donald Trump and First Lady Melania Trump survey tornado damage with Alabama Gov. Kay Ivey and Lee County’s Emergency Management Agency director Kathy Carson (R) at their sides as they tour the disaster area with U.S. Senator Doug Jones (D-AL), Secretary of Housing and Urban Development Ben Carson, Secretary of Homeland Security Kirstjen Nielsen and U.S. Senator Richard Shelby (R-AL) in Beauregard, Alabama, U.S., March 8, 2019. REUTERS/Mike Theiler 

U.S. President Donald Trump and First Lady Melania Trump survey tornado damage with Alabama Gov. Kay Ivey and Lee County’s Emergency Management Agency director Kathy Carson (R) at their sides as they tour the disaster area with U.S. Senator Doug Jones (D-AL), Secretary of Housing and Urban Development Ben Carson, Secretary of Homeland Security Kirstjen Nielsen and U.S. Senator Richard Shelby (R-AL) in Beauregard, Alabama, U.S., March 8, 2019. REUTERS/Mike Theiler 

U.S. President Donald Trump and First Lady Melania Trump survey tornado damage with Alabama Gov. Kay Ivey and Lee County’s Emergency Management Agency director Kathy Carson (R) at their sides as they tour the disaster area with U.S. Senator Doug Jones (D-AL), Secretary of Housing and Urban Development Ben Carson, Secretary of Homeland Security Kirstjen Nielsen and U.S. Senator Richard Shelby (R-AL) in Beauregard, Alabama, U.S., March 8, 2019. REUTERS/Mike Theiler 

U.S. Senator Richard Shelby (R-AL) speaks to reporters as he arrives for the weekly Republican Party caucus luncheon at the U.S. Capitol in Washington, U.S. February 26, 2019. REUTERS/Jonathan Ernst 

Sen. Richard Shelby (R-AL) speaks to the media at the U.S. Capitol after a tentative deal is set to avert a second partial government shutdown in Washington, U.S., February 12, 2019. REUTERS/Mary F. Calvert 

Sen. Richard Shelby (R-AL) speaks to the media at the U.S. Capitol after a tentative deal is set to avert a second partial government shutdown in Washington, U.S., February 12, 2019. REUTERS/Mary F. Calvert