See photos of Sen. Lindsey Graham through the years

Rep. Lindsey Graham (R-S.C.) debates with Sen. Judd Gregg (R-N.H.) about campaign 2000 on NBC's ''Meet the Press'' Jan. 9, 2000 in Washington, D.C.

Vice President Dick Cheney (R) swears in Sen. Lindsey Graham (R-SC) during a swearing in re-enactment Jan. 7, 2003 on Capitol Hill in Washington, D.C.

Sen. Lindsey Graham (R-SC) (L) of the Senate Armed Services Committee, debates with former Rep. Tom Andrews (D-ME), also the director of Win Without War, March 2, 2003 during a taping of 'Meet the Press' at the NBC studios in Washington, D.C.

(L-R) Sen. Russell Feingold, (D-WI), Sen. Susan Collins, (R-ME), Sen. John McCain (R-AZ), Sen. Hillary Clinton (D-NY), and Sen. Lindsey Graham, (R-SC) sit together during a press briefing in the Green Zone Feb. 19, 2004 in Baghdad, Iraq.

(L-R) Lee Ewing of Aerospace Daily, Sen. Joseph Biden (D-DE) and Sen. Lindsey Graham (R-SC) attend the American News Women's Club 12th Annual Roast & Toast on April 14, 2004 in Washington, D.C.

Sen. Lindsey Graham (R-SC) (2nd L) speaks as Sen. Ben Nelson (D-NE) (3rd L), Sen. John Warner (R-VA) (L) and Sen. Mark Pryor (D-AR) (R) look on during a news conference May 23, 2005 on Capitol Hill in Washington, D.C.

Sen. Chuck Schumer (D-NY) (L) speaks with Senator Lindsey Graham (R-SC) after their separate weekly leadership meeting July 12, 2005 on Capitol Hill in Washington, D.C.

Sen. Lindsey Graham (R-SC) (R) speaks as former Secretary of State Madeleine Albright (L) listens during a taping of NBC's "Meet the Press" at the NBC studios Dec. 11, 2005 in Washington, D.C.

Sen. Chuck Schumer (D-NY) (L) and Sen. Lindsey Graham (R-SC) (C) arrive for a media conference on Capitol Hill March 15, 2006 in Washington, D.C.

Sen. Hillary Clinton (D-NY) (L) speaks with Sen. Lindsey Graham (R-SC) before the start of a Senate Armed Services Committee hearing on Capitol Hill July 13, 2006 in Washington D.C.

Sen. Joseph Biden (D-DE) (L) and Sen. Lindsey Graham (R-SC) appear during a taping of "Meet the Press" at the NBC studios Jan. 7, 2007 in Washington, D.C.

Sens. Lindsey Graham (R-SC) (L) and John McCain (R-AZ) leave the White House April 12, 2007 in Washington, D.C.

Sen. Lindsey Graham (R-SC) stands on the sideline before an appearance by former President Donald Trump at the Palmetto Bowl between Clemson and South Carolina at Williams Brice Stadium on Nov. 25, 2023 in Columbia, South Carolina.

Sen. Lindsey Graham, R-S.C., gestures as he speaks to the media in Kyiv, Ukraine, March 18, 2024.

Rupert Murdoch (L) talks with U.S. Sen. Lindsey Graham (R-SC) on the third day of the Republican National Convention at the Fiserv Forum on July 17, 2024 in Milwaukee, Wisconsin.

Sen. Lindsey Graham (R-SC) holds up a hat that reads "Trump 2028" during an event at the Kennedy Center on Aug. 13, 2025 in Washington, D.C.

Sen. Lindsey Graham, R-S.C., left, gestures as President Donald Trump speaks with reporters while in flight on Air Force One, Jan. 4, as they were returning to Joint Base Andrews, Md.

Sen. Lindsey Graham (R-SC) speaks to members of the media as the Trump Cabinet briefs members of Congress on Iran at the U.S. Capitol on March 3 in Washington, D.C.

Sen. Lindsey Graham (R-SC) speaks during a press conference at the U.S. Capitol on April 27 in Washington, D.C.

Sen. Lindsey Graham, R-S.C., attends UFC Freedom 250 on the South Lawn of the White House, June 14, in Washington.

Sen. Lindsey Graham, a Republican from South Carolina and chair of the Senate Budget Committee, during a confirmation hearing in Washington, D.C, on June 16.

Sen. Lindsey Graham, R-S.C. answers a question from a media member near damaged Russian vehicles on display in central Kyiv, Ukraine, Friday.

In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and U.S. Sen. Lindsey Graham, R-S.C. in Kyiv, Ukraine, Friday.