U.S. Senator Marco Rubio (R-FL) rides the Senate subway on Capitol Hill in Washington, U.S., July 26, 2022. REUTERS/Elizabeth Frantz 

U.S. Senator Marco Rubio (R-FL) rides the Senate subway on Capitol Hill in Washington, U.S., July 26, 2022. REUTERS/Elizabeth Frantz 

A memorial cross for Alexandria Rubio, one of the victims of the mass shooting at Robb Elementary School is pictured at a memorial in Town Square in front of the county courthouse in Uvalde, Texas, U.S. May 27, 2022. REUTERS/Marco Bello 

A picture of Alexandria Rubio, one of the victims of the Robb Elementary school shooting, is left at a memorial in Town Square in front of the county courthouse, three days after a gunman killed nineteen children and two adults, in Uvalde, Texas, U.S. May 27, 2022. REUTERS/Marco Bello 

Senator Marco Rubio (R-FL) arrives for a vote the day after the shooting at Robb Elementary School in Uvalde, Texas, on Capitol Hill in Washington, U.S., May 25, 2022. REUTERS/Joshua Roberts 

Sen. Marco Rubio (R-Fla.) speaks during a Senate Appropriations Subcommittee on Labor, Health and Human Services, Education, and Related Agencies hearing to discuss President Biden's fiscal year 2023 budget request for the National Institute of Health on Capitol Hill in Washington, U.S., May 17, 2022. Anna Rose Layden/Pool via REUTERS 

Sen. Marco Rubio (R-Fla.) speaks during a Senate Appropriations Subcommittee on Labor, Health and Human Services, Education, and Related Agencies hearing to discuss President Biden's fiscal year 2023 budget request for the National Institute of Health on Capitol Hill in Washington, U.S., May 17, 2022. Anna Rose Layden/Pool via REUTERS 

U.S. Senator Marco Rubio (R-FL) departs after a full-Senate briefing on the situation in Ukraine by members of the Biden cabinet at the U.S. Capitol in Washington, U.S. February 28, 2022. REUTERS/Jonathan Ernst 

U.S. Senator Marco Rubio (R-FL) speaks at the Conservative Political Action Conference (CPAC) in Orlando, Florida, U.S. February 25, 2022. REUTERS/Marco Bello 

U.S. Senator Marco Rubio (R-FL) speaks at the Conservative Political Action Conference (CPAC) in Orlando, Florida, U.S. February 25, 2022. REUTERS/Marco Bello 

U.S. Senator Marco Rubio (R-FL) speaks at the Conservative Political Action Conference (CPAC) in Orlando, Florida, U.S. February 25, 2022. REUTERS/Marco Bello 

U.S. Senator Marco Rubio (R-FL) speaks at the Conservative Political Action Conference (CPAC) in Orlando, Florida, U.S. February 25, 2022. REUTERS/Marco Bello 

U.S. Senator Marco Rubio (R-FL) speaks at the Conservative Political Action Conference (CPAC) in Orlando, Florida, U.S. February 25, 2022. REUTERS/Marco Bello 

U.S. Senator Republican Marco Rubio gives a speech at the Conservative Political Action Conference (CPAC) in Orlando, Florida, U.S. February 25, 2022. REUTERS/Octavio Jones 

U.S. Senator Republican Marco Rubio gives a speech at the Conservative Political Action Conference (CPAC) in Orlando, Florida, U.S. February 25, 2022. REUTERS/Octavio Jones 

U.S. Senator Marco Rubio (R-FL) speaks at the Conservative Political Action Conference (CPAC) in Orlando, Florida, U.S. February 25, 2022. REUTERS/Marco Bello 

U.S. Senator Republican Marco Rubio gives a speech at the Conservative Political Action Conference (CPAC) in Orlando, Florida, U.S. February 25, 2022. REUTERS/Octavio Jones 

U.S. Senator Republican Marco Rubio gives a speech at the Conservative Political Action Conference (CPAC) in Orlando, Florida, U.S. February 25, 2022. REUTERS/Octavio Jones 

U.S. Senator Republican Marco Rubio gives a speech at the Conservative Political Action Conference (CPAC) in Orlando, Florida, U.S. February 25, 2022. REUTERS/Octavio Jones 

U.S. Senator Marco Rubio (R-FL) speaks at the Conservative Political Action Conference (CPAC) in Orlando, Florida, U.S. February 25, 2022. REUTERS/Marco Bello 

U.S. Senator Marco Rubio (R-FL) speaks at the Conservative Political Action Conference (CPAC) in Orlando, Florida, U.S. February 25, 2022. REUTERS/Marco Bello 

U.S. Senator Marco Rubio (R-FL) speaks at the Conservative Political Action Conference (CPAC) in Orlando, Florida, U.S. February 25, 2022. REUTERS/Marco Bello 

U.S. Senator Marco Rubio (R-FL) arrives to vote on an amendment to the Continuing Resolution that averted a shutdown of the federal government, at the U.S. Capitol in Washington, U.S., February 17, 2022. REUTERS/Elizabeth Frantz 

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

Sen. Marco Rubio (R-FL) speaks during a hearing of the Senate Foreign Relations to examine U.S.-Russia policy on Capitol Hill, Washington, U.S. December 7, 2021. Alex Brandon/Pool via REUTERS 

U.S. Senator Marco Rubio (R-FL) speaks to a reporter as he departs after the Senate’s approval of an extension of government funding, ending the threat of a shutdown, at the U.S. Capitol in Washington, U.S. December 2, 2021. REUTERS/Jonathan Ernst 

U.S. Senator Marco Rubio (R-FL) arrives to vote ahead of the Senate’s approval of an extension of government funding, ending the threat of a shutdown, at the U.S. Capitol in Washington, U.S. December 2, 2021. REUTERS/Jonathan Ernst TPX IMAGES OF THE DAY 

U.S. Senator Marco Rubio (R-FL) speaks to reporters as he arrives at the U.S. Capitol in Washington, U.S., December 2, 2021. REUTERS/Jonathan Ernst 

U.S. Senator Marco Rubio (R-FL) departs after voting at the U.S. Capitol in Washington, U.S., December 2, 2021. REUTERS/Jonathan Ernst 

U.S. Senator Marco Rubio (R-FL) speaks to reporters as he arrives at the U.S. Capitol in Washington, U.S., December 2, 2021. REUTERS/Jonathan Ernst 

U.S. Senator Marco Rubio (R-FL) questions U.S. Secretary of State Antony Blinken during a Senate Foreign Relations Committee hearing to examine the United States withdrawal from Afghanistan, on Capitol Hill in Washington, District of Columbia, U.S., September 14, 2021 . Drew Angerer/Pool via REUTERS 

U.S. Senator Marco Rubio (R-FL) questions U.S. Secretary of State Antony Blinken during a Senate Foreign Relations Committee hearing to examine the United States withdrawal from Afghanistan, on Capitol Hill in Washington, District of Columbia, U.S., September 14, 2021 . Drew Angerer/Pool via REUTERS 

Mayor of Surfside Charles Burkett and Senator Marco Rubio look on as U.S. President Joe Biden meets rescue teams and first responders on the building collapse in Surfside, in Miami, Florida U.S., July 1, 2021. REUTERS/Kevin Lamarque REFILE - CORRECTING ID 

Senator Marco Rubio (R-FL) 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 Roy Blunt, a Republican from Missouri, from left, Senator Marco Rubio, a Republican from Florida, and Senator Jerry Moran, a Republican from Kansas, speak during a Senate Appropriations Subcommittee hearing in Washington, D.C., U.S., May 26, 2021. Stefani Reynolds/Pool via REUTERS 

Senator Marco Rubio, a Republican from Florida, speaks during a Senate Appropriations Subcommittee hearing in Washington, D.C., U.S., May 26, 2021. Stefani Reynolds/Pool via REUTERS 

Senator Marco Rubio, a Republican from Florida, speaks during a Senate Appropriations Subcommittee hearing in Washington, D.C., U.S., May 26, 2021. Stefani Reynolds/Pool via REUTERS 

Senator Marco Rubio, a Republican from Florida, speaks during a Senate Appropriations Subcommittee hearing in Washington, D.C., U.S., May 26, 2021. Stefani Reynolds/Pool via REUTERS 

Senator Marco Rubio, a Republican from Florida, listens during a Senate Appropriations Subcommittee hearing in Washington, D.C., U.S., May 26, 2021. Stefani Reynolds/Pool via REUTERS 

U.S. Senator Marco Rubio (R-FL) and Senator Richard Burr (R-NC) transit the subway system beneath the U.S. Capitol in Washington, U.S. April 27, 2021. REUTERS/Jonathan Ernst 

NASA Administrator nominee Former Senator Bill Nelson, FL, greets Senator Marco Rubio (R-FL) prior to the start a Senate Commerce, Science, and Transportation Committee nomination hearing on Capitol Hill in Washington, U.S., April 21, 2021. Graeme Jennings/Pool via REUTERS 

NASA Administrator nominee Former Senator Bill Nelson, FL, greets Senator Marco Rubio (R-FL) prior to the start a Senate Commerce, Science, and Transportation Committee nomination hearing on Capitol Hill in Washington, U.S., April 21, 2021. Graeme Jennings/Pool via REUTERS 

Senator Marco Rubio (R-FL) looks on during a Senate Commerce, Science, and Transportation Committee hearing on the nomination of Former Senator Bill Nelson to be NASA administrator, on Capitol Hill in Washington, U.S., April 21, 2021. Graeme Jennings/Pool via REUTERS 

NASA Administrator nominee Former Senator Bill Nelson, FL, greets Senator Marco Rubio (R-FL) prior to the start a Senate Commerce, Science, and Transportation Committee nomination hearing on Capitol Hill in Washington, U.S., April 21, 2021. Graeme Jennings/Pool via REUTERS 

NASA Administrator nominee Former Senator Bill Nelson, FL, speaks with Senator Marco Rubio (R-FL) prior to the start a Senate Commerce, Science, and Transportation Committee nomination hearing on Capitol Hill in Washington, U.S., April 21, 2021. Graeme Jennings/Pool via REUTERS 

Senator Marco Rubio (R-FL) speaks during a Senate Commerce, Science, and Transportation Committee hearing on the nomination of Former Senator Bill Nelson to be NASA administrator, on Capitol Hill in Washington, U.S., April 21, 2021. Graeme Jennings/Pool via REUTERS 

Senator Marco Rubio (R-FL) speaks during a Senate Commerce, Science, and Transportation Committee hearing on the nomination of Former Senator Bill Nelson to be NASA administrator, on Capitol Hill in Washington, U.S., April 21, 2021. Graeme Jennings/Pool via REUTERS 

US Senator Marco Rubio, Republican of Florida, introduces former US Senator Bill Nelson, nominee to be administrator of NASA, during a Senate Committee on Commerce, Science, and Transportation confirmation hearing on Capitol Hill in Washington, DC, U.S. April 21, 2021. Saul Loeb/Pool via REUTERS 

US Senator Marco Rubio, Republican of Florida, introduces former US Senator Bill Nelson, nominee to be administrator of NASA, prior to him testifying during a Senate Committee on Commerce, Science, and Transportation confirmation hearing on Capitol Hill in Washington, DC, U.S. April 21, 2021. Saul Loeb/Pool via REUTERS 

US Senator Marco Rubio, Republican of Florida, greets former US Senator Bill Nelson, nominee to be administrator of NASA, prior to a Senate Committee on Commerce, Science, and Transportation confirmation hearing on Capitol Hill in Washington, DC, U.S. April 21, 2021. Saul Loeb/Pool via REUTERS 

U.S. Senator Marco Rubio, Republican of Florida and Vice Chairman of the Senate Select Committee on Intelligence, attends a hearing about worldwide threats, on Capitol Hill in Washington, DC, U.S., April 14, 2021. Saul Loeb/Pool via REUTERS 

U.S. Senator Marco Rubio, Republican of Florida and Vice Chairman of the Senate Select Committee on Intelligence, attends a hearing about worldwide threats, on Capitol Hill in Washington, DC, U.S., April 14, 2021. Saul Loeb/Pool via REUTERS 

FBI Director Christopher Wray speaks with Senator Marco Rubio, R-FL, prior to the start of a Senate Select Committee on Intelligence hearing about worldwide threats, on Capitol Hill in Washington, DC, U.S., April 14, 2021. Graeme Jennings/Pool via REUTERS 

FBI Director Christopher Wray speaks with U.S. Senator Marco Rubio, Democrat of Florida, prior to testifying during a Senate Select Committee on Intelligence hearing about worldwide threats, on Capitol Hill in Washington, DC, U.S., April 14, 2021. Saul Loeb/Pool via REUTERS 

U.S. Senate Intelligence Committee Chairman Mark Warner (D-VA) and Sen. Marco Rubio (R-FL) arrive at the Senate Intelligence Committee hearing on William Burns, nominee for Central Intelligence Agency (CIA) director, on Capitol Hill in Washington, February 24, 2021. Tom Williams/Pool via REUTERS 

William Burns, nominee for Central Intelligence Agency (CIA) director, and Sen. Marco Rubio (R-FL) attend the Senate Intelligence Committee hearing on Capitol Hill in Washington, February 24, 2021. Tom Williams/Pool via REUTERS 

Senate Intelligence Committee Chairman Mark Warner (D-VA) arrives next to Senator Marco Rubio (R-FL) prior to a Senate Intelligence Committee hearing on the nomination of William Burns to be director of the Central Intelligence Agency (CIA) on Capitol Hill in Washington, U.S., February 24, 2021. REUTERS/Tom Brenner/Pool 

Ranking member Sen. Marco Rubio (R-FL) questions witnesses during a Senate Intelligence Committee hearing on Capitol Hill in Washington, U.S., February 23, 2021. Drew Angerer/Pool via REUTERS 

Senator Marco Rubio (R-FL) gives a statement during the Senate Intelligence Committee hearing on Capitol Hill in Washington, U.S., February 23, 2021. Demetrius Freeman/Pool via REUTERS 

U.S. Senator Marco Rubio (R-FL) gives a thumbs up as he arrives on the fifth day of the impeachment trial of former U.S. President Donald Trump, on charges of inciting the deadly attack on the U.S. Capitol, in Washington, U.S., February 13, 2021. REUTERS/Erin Scott