U.S. Representative Madison Cawthorn (R-NC) holds a potential bill as he joins members of the Republican Study Committee for a news conference on the U.S. posture towards Iran’s nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst

U.S. Representative Madison Cawthorn (R-NC) holds a potential bill as he joins members of the Republican Study Committee for a news conference on the U.S. posture towards Iran’s nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst

U.S. former Secretary of State Mike Pompeo joins members of the Republican Study Committee, including U.S. Representative Jim Banks (R-IN), speaking, and Rep. Madison Cawthorn (R-NC), holding a pontential bill, for a news conference on the U.S. posture towards Iran's nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst

U.S. former Secretary of State Mike Pompeo departs after joining members of the Republican Study Committee for a news conference on the U.S. posture towards Iran's nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst

U.S. former Secretary of State Mike Pompeo joins members of the Republican Study Committee for a news conference on the U.S. posture towards Iran's nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst

U.S. former Secretary of State Mike Pompeo joins members of the Republican Study Committee for a news conference on the U.S. posture towards Iran's nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst

U.S. former Secretary of State Mike Pompeo joins members of the Republican Study Committee for a news conference on the U.S. posture towards Iran's nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst

U.S. former Secretary of State Mike Pompeo joins members of the Republican Study Committee for a news conference on the U.S. posture towards Iran’s nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst

U.S. former Secretary of State Mike Pompeo joins members of the Republican Study Committee for a news conference on the U.S. posture towards Iran’s nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst

Republican Study Committee Chairman U.S. Rep. Jim Banks (R-IN), joined by former Secretary of State Mike Pompeo, holds a news conference on the U.S. posture towards Iran’s nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst

U.S. former Secretary of State Mike Pompeo joins members of the Republican Study Committee, including U.S. Representative Jim BAnks (R-IN) and Rep. Madison Cawthorn (R-NC), holding a pontential bill, for a news conference on the U.S. posture towards Iran’s nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst

U.S. former Secretary of State Mike Pompeo answers a reporter's question as he joins members of the Republican Study Committee for a news conference on the U.S. posture towards Iran’s nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst

U.S. former Secretary of State Mike Pompeo listens to a reporter’s question as he joins members of the Republican Study Committee for a news conference on the U.S. posture towards Iran’s nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst

U.S. former Secretary of State Mike Pompeo joins members of the Republican Study Committee for a news conference on the U.S. posture towards Iran’s nuclear program, at the U.S. Capitol in Washington, U.S. April 21, 2021. REUTERS/Jonathan Ernst

A general view picture shows a security fence near the border area between Israel and Syria, in the Israeli-occupied Golan Heights November 18, 2020. REUTERS/Hamad Almakt

Warning signs are seen near the border area between Israel and Syria, in the Israeli-occupied Golan Heights November 18, 2020. REUTERS/Hamad Almakt

An Iron Dome anti-missile system is seen near the border area between Israel and Syria, in the Israeli-occupied Golan Heights November 18, 2020. REUTERS/Hamad Almakt

A protestor takes a meditative posture while demonstrating against the death in Minneapolis police custody of African-American man George Floyd, and of Dion Johnson, who was killed in Arizona, outside of Phoenix police headquarters in Phoenix, Arizona, U.S. May 29, 2020. Picture taken May 29, 2020. REUTERS/Nicole Neri

U.S. Chairman of the Joint Chiefs of Staff Gen. Mark A. Milley testifies beside U.S. Defense Secretary Mark Esper before a Senate Armed Services Committee hearing on "Department of Defense Budget Posture" on Capitol Hill in Washington, U.S., March 4, 2020. REUTERS/Tom Brenner

U.S. Chairman of the Joint Chiefs of Staff Gen. Mark A. Milley testifies beside U.S. Defense Secretary Mark Esper before a Senate Armed Services Committee hearing on "Department of Defense Budget Posture" on Capitol Hill in Washington, U.S., March 4, 2020. REUTERS/Tom Brenner

U.S. Chairman of the Joint Chiefs of Staff Gen. Mark A. Milley testifies beside U.S. Defense Secretary Mark Esper before a Senate Armed Services Committee hearing on "Department of Defense Budget Posture" on Capitol Hill in Washington, U.S., March 4, 2020. REUTERS/Tom Brenner

U.S. Chairman of the Joint Chiefs of Staff Gen. Mark A. Milley testifies beside U.S. Defense Secretary Mark Esper before a Senate Armed Services Committee hearing on "Department of Defense Budget Posture" on Capitol Hill in Washington, U.S., March 4, 2020. REUTERS/Tom Brenner

Senate Armed Services Committee chairman Senator James Inhofe (R-OK) speaks with ranking member Senator Jack Reed (D-RI) before a hearing on "Department of Defense Budget Posture" with U.S. Chairman of the Joint Chiefs of Staff Gen. Mark A. Milley and U.S. Defense Secretary Mark Esper on Capitol Hill in Washington, U.S., March 4, 2020. REUTERS/Tom Brenner

U.S. Chairman of the Joint Chiefs of Staff Gen. Mark A. Milley testifies beside U.S. Defense Secretary Mark Esper before a Senate Armed Services Committee hearing on "Department of Defense Budget Posture" on Capitol Hill in Washington, U.S., March 4, 2020. REUTERS/Tom Brenner

Senator Tom Cotton (R-AR) greets U.S. Defense Secretary Mark Esper and U.S. Chairman of the Joint Chiefs of Staff Gen. Mark A. Milley before a Senate Armed Services Committee hearing on "Department of Defense Budget Posture" on Capitol Hill in Washington, U.S., March 4, 2020. REUTERS/Tom Brenner

U.S. Defense Secretary Mark Esper, left, testifies beside U.S. Chairman of the Joint Chiefs of Staff Gen. Mark A. Milley before a Senate Armed Services Committee hearing on "Department of Defense Budget Posture" on Capitol Hill in Washington, U.S., March 4, 2020. REUTERS/Tom Brenner

U.S. Defense Secretary Mark Esper, left, testifies beside U.S. Chairman of the Joint Chiefs of Staff Gen. Mark A. Milley before a Senate Armed Services Committee hearing on "Department of Defense Budget Posture" on Capitol Hill in Washington, U.S., March 4, 2020. REUTERS/Tom Brenner

U.S. Chairman of the Joint Chiefs of Staff Gen. Mark A. Milley testifies before a Senate Armed Services Committee hearing on "Department of Defense Budget Posture on Capitol Hill in Washington, U.S., March 4, 2020. REUTERS/Tom Brenner

U.S. Chairman of the Joint Chiefs of Staff Gen. Mark A. Milley testifies before a Senate Armed Services Committee hearing on "Department of Defense Budget Posture on Capitol Hill in Washington, U.S., March 4, 2020. REUTERS/Tom Brenner

U.S. Defense Secretary Mark Esper testifies before a Senate Armed Services Committee hearing on "Department of Defense Budget Posture on Capitol Hill in Washington, U.S., March 4, 2020. REUTERS/Tom Brenner

Sergent Johnny Senghe strikes a yoga pose while his teacher Sergent Felixon Musa corrects his posture during a training session at country's military headquarters in Freetown, Sierra Leone October 25, 2019. Picture taken October 25, 2019. REUTERS/Cooper Inveen REFILE - CORRECTING DATE

U.S. Defense Secretary Jim Mattis (R), and Joint Chiefs Chairman General Joseph Dunford (L) testify before a Senate Armed Services Committee hearing on the “Defense Department budget posture in review of the Defense Authorization Request for FY2019 and the Future Years Defense Program” on Capitol Hill in Washington, U.S., April 26, 2018. REUTERS/Aaron P. Bernstein

U.S. Defense Secretary Jim Mattis testifies before a Senate Armed Services Committee hearing on the “Defense Department budget posture in review of the Defense Authorization Request for FY2019 and the Future Years Defense Program” on Capitol Hill in Washington, U.S., April 26, 2018. REUTERS/Aaron P. Bernstein

U.S. Defense Secretary Jim Mattis testifies before a Senate Armed Services Committee hearing on the “Defense Department budget posture in review of the Defense Authorization Request for FY2019 and the Future Years Defense Program” on Capitol Hill in Washington, U.S., April 26, 2018. REUTERS/Aaron P. Bernstein

U.S. Defense Secretary Jim Mattis and Joint Chiefs Chairman General Joseph Dunford testify before a Senate Armed Services Committee hearing on the “Defense Department budget posture in review of the Defense Authorization Request for FY2019 and the Future Years Defense Program” on Capitol Hill in Washington, U.S., April 26, 2018. REUTERS/Aaron P. Bernstein

U.S. Defense Secretary Jim Mattis testifies before a Senate Armed Services Committee hearing on the “Defense Department budget posture in review of the Defense Authorization Request for FY2019 and the Future Years Defense Program” on Capitol Hill in Washington, U.S., April 26, 2018. REUTERS/Aaron P. Bernstein

U.S. Joint Chiefs Chairman Joseph Dunford arrives to testify before a Senate Armed Services Committee hearing on the “Defense Department budget posture in review of the Defense Authorization Request for FY2019 and the Future Years Defense Program” on Capitol Hill in Washington REUTERS/Aaron P. Bernstein

U.S. Defense Secretary Jim Mattis and Joint Chiefs Chairman General Joseph Dunford testify before a Senate Armed Services Committee hearing on the “Defense Department budget posture in review of the Defense Authorization Request for FY2019 and the Future Years Defense Program” on Capitol Hill in Washington, U.S., April 26, 2018. REUTERS/Aaron P. Bernstein

U.S. Joint Chiefs Chairman Joseph Dunford testifies before a Senate Armed Services Committee hearing on the “Defense Department budget posture in review of the Defense Authorization Request for FY2019 and the Future Years Defense Program” on Capitol Hill in Washington REUTERS/Aaron P. Bernstein

U.S. Joint Chiefs Chairman Joseph Dunford testifies before a Senate Armed Services Committee hearing on the “Defense Department budget posture in review of the Defense Authorization Request for FY2019 and the Future Years Defense Program” on Capitol Hill in Washington REUTERS/Aaron P. Bernstein

U.S. Defense Secretary Jim Mattis testifies before a Senate Armed Services Committee hearing on the “Defense Department budget posture in review of the Defense Authorization Request for FY2019 and the Future Years Defense Program” on Capitol Hill in Washington, U.S., April 26, 2018. REUTERS/Aaron P. Bernstein

U.S. Defense Secretary Jim Mattis testifies before a Senate Armed Services Committee hearing on the “Defense Department budget posture in review of the Defense Authorization Request for FY2019 and the Future Years Defense Program” on Capitol Hill in Washington, U.S., April 26, 2018. REUTERS/Aaron P. Bernstein

U.S. Defense Secretary Jim Mattis testifies before a Senate Armed Services Committee hearing on the “Defense Department budget posture in review of the Defense Authorization Request for FY2019 and the Future Years Defense Program” on Capitol Hill in Washington, U.S., April 26, 2018. REUTERS/Aaron P. Bernstein

A Congressional aide stands by a chart showing the advancement of nuclear weapons programs in relation to the United States as U.S. Defense Secretary Jim Mattis testifies to the House Armed Services Committee on "The National Defense Strategy and the Nuclear Posture Review" on Capitol Hill in Washington, U.S., February 6, 2018. REUTERS/Joshua Roberts

U.S. Defense Secretary Jim Mattis testifies to the House Armed Services Committee on "The National Defense Strategy and the Nuclear Posture Review" on Capitol Hill in Washington, U.S., February 6, 2018. REUTERS/Joshua Roberts

Air Force Gen. Paul Selva, Vice Chairman of the Joint Chiefs of Staff, listens as U.S. Defense Secretary Jim Mattis testifies to the House Armed Services Committee on "The National Defense Strategy and the Nuclear Posture Review" on Capitol Hill in Washington, U.S., February 6, 2018. REUTERS/Joshua Roberts

U.S. Defense Secretary Jim Mattis testifies to the House Armed Services Committee on "The National Defense Strategy and the Nuclear Posture Review" on Capitol Hill in Washington, U.S., February 6, 2018. REUTERS/Joshua Roberts

U.S. Defense Secretary Jim Mattis testifies to the House Armed Services Committee on "The National Defense Strategy and the Nuclear Posture Review" on Capitol Hill in Washington, U.S., February 6, 2018. REUTERS/Joshua Roberts

U.S. Defense Secretary Jim Mattis testifies to the House Armed Services Committee on "The National Defense Strategy and the Nuclear Posture Review" on Capitol Hill in Washington, U.S., February 6, 2018. REUTERS/Joshua Roberts

U.S. Defense Secretary Jim Mattis testifies to the House Armed Services Committee on "The National Defense Strategy and the Nuclear Posture Review" on Capitol Hill in Washington, U.S., February 6, 2018. REUTERS/Joshua Roberts

U.S. Defense Secretary Jim Mattis testifies to the House Armed Services Committee on "The National Defense Strategy and the Nuclear Posture Review" on Capitol Hill in Washington, U.S., February 6, 2018. REUTERS/Joshua Roberts

House Armed Services Committee Chsirman Mac Thornberry (R-CA) chairs a committee hearing on "The National Defense Strategy and the Nuclear Posture Review" on Capitol Hill in Washington, U.S., February 6, 2018. REUTERS/Joshua Roberts

U.S. Defense Secretary Jim Mattis testifies next to Air Force Gen. Paul Selva, vice chairman of the Joint Chiefs of Staff, during a House Armed Services Committee hearing on "The National Defense Strategy and the Nuclear Posture Review" on Capitol Hill in Washington, U.S., February 6, 2018. REUTERS/Joshua Roberts

U.S. Defense Secretary Jim Mattis arrives to testifies before the House Armed Services Committee on "The National Defense Strategy and the Nuclear Posture Review" on Capitol Hill in Washington, U.S., February 6, 2018. REUTERS/Joshua Roberts

U.S. Defense Secretary Jim Mattis arrives to testify to the House Armed Services Committee on "The National Defense Strategy and the Nuclear Posture Review" on Capitol Hill in Washington, U.S., February 6, 2018. REUTERS/Joshua Roberts

U.S. Defense Secretary Jim Mattis arrives to testify to the House Armed Services Committee on "The National Defense Strategy and the Nuclear Posture Review" on Capitol Hill in Washington, U.S., February 6, 2018. REUTERS/Joshua Roberts

Ryleah Geisner, 8, with reflective and surface EMG sensors attached to her body, walks in the Center for Gait and Movement Analysis lab at Children's Hospital Colorado in Aurora, Colorado, U.S., February 9, 2017. Ryleah has cerebral palsy, a congenital disorder of movement, muscle tone, or posture. The lab was using 3-D motion capture technology to analyze Ryleah's body movement and muscle activity while walking and that data will then be used to formulate a treatment plan for her. Picture taken on February 9, 2017. REUTERS/Rick Wilking

Ryleah Geisner, 8, with reflective and surface EMG sensors attached to her body, walks in the Center for Gait and Movement Analysis lab at Children's Hospital Colorado in Aurora, Colorado, U.S., February 9, 2017. Ryleah has cerebral palsy, a congenital disorder of movement, muscle tone, or posture. The lab was using 3-D motion capture technology to analyze Ryleah's body movement and muscle activity while walking and that data will then be used to formulate a treatment plan for her. Picture taken on February 9, 2017. REUTERS/Rick Wilking

Ryleah Geisner, 8, has reflective and surface EMG sensors attached to her body by Brittney Martz, clinical therapy aide (L) and Joanna Roybal, physical therapist (R,) before walking in the Center for Gait and Movement Analysis lab at Children's Hospital Colorado in Aurora, Colorado, U.S., February 9, 2017. Ryleah has cerebral palsy, a congenital disorder of movement, muscle tone, or posture. The lab was using 3-D motion capture technology to analyze Ryleah's body movement and muscle activity while walking and that data will then be used to formulate a treatment plan for her. Picture taken on February 9, 2017. REUTERS/Rick Wilking

Nune Karapefian (L) talks with staff after her daughter Ryleah Geisner, 8, walked with reflective and surface EMG sensors attached to her body in the Center for Gait and Movement Analysis lab at Children's Hospital Colorado in Aurora, Colorado, U.S., February 9, 2017. Ryleah has cerebral palsy, a congenital disorder of movement, muscle tone, or posture. The lab was using 3-D motion capture technology to analyze Ryleah's body movement and muscle activity while walking and that data will then be used to formulate a treatment plan for her. 2nd L is Joanna Roybal, physical therapist, 2nd R is Kayla Burnim, gait lab engineer and at right is Brittney Martz, clinical therapy aide. Picture taken on February 9, 2017. REUTERS/Rick Wilking