U.S. President Joe Biden, his wife Jill Biden, former U.S. President Barack Obama and his wife Michelle Obama, former U.S. President George W. Bush and his wife Laura Bush, attend a memorial service for former U.S. Secretary of State Colin Powell at Washington National Cathedral in Washington, DC, U.S., November 5, 2021. REUTERS/Evelyn Hockstein 

Former U.S. President George W. Bush, his wife Laura Bush and former U.S Secretary of State Hillary Clinton attend a memorial service for U.S. Secretary of State Colin Powell at Washington National Cathedral in Washington, DC, U.S., November 5, 2021. REUTERS/Evelyn Hockstein 

U.S. President Joe Biden, his wife Jill Biden, former U.S. President Barack Obama, his wife Michelle Obama, former U.S. President George W. Bush, his wife Laura Bush sit next to a casket of former U.S. Secretary of State Colin Powell during a memorial service at Washington National Cathedral in Washington, DC, U.S., November 5, 2021. REUTERS/Evelyn Hockstein 

U.S. President Joe Biden and his wife Jill Biden, former U.S. President Barack Obama and his wife Michelle Obama, and former U.S. President George W. Bush and his wife Laura Bush stand next to the casket of former U.S. Secretary of State Colin Powell during a memorial service at Washington National Cathedral in Washington, DC, U.S., November 5, 2021. REUTERS/Tom Brenner TPX IMAGES OF THE DAY 

U.S. President Joe Biden, his wife Jill Biden, former U.S. President Barack Obama and his wife Michelle Obama, former U.S. President George W. Bush, his wife Laura Bush, stand next to casket of former U.S. Secretary of State Colin Powell during a memorial service at Washington National Cathedral in Washington, DC, U.S., November 5, 2021. REUTERS/Tom Brenner 

U.S. President Joe Biden, his wife Jill Biden, former U.S. President Barack Obama and his wife Michelle Obama, former U.S. President George W. Bush, his wife Laura Bush, and former U.S. Secretary of State Hillary Clinton attend a memorial service for former U.S. Secretary of State Colin Powell at Washington National Cathedral in Washington, DC, U.S., November 5, 2021. REUTERS/Tom Brenner 

Former U.S. first lady Michelle Obama, former U.S. President George W. Bush, his wife Laura Bush, and former U.S. Secretary of State Hillary Clinton are seen ahead of a memorial service for former U.S. Secretary of State Colin Powell at Washington National Cathedral in Washington, DC, U.S., November 5, 2021. REUTERS/Tom Brenner 

Former U.S. President Barack Obama and his wife Michelle Obama, former U.S. President George W. Bush, his wife Laura Bush, and former U.S. Secretary of State Hillary Clinton are seen ahead of a memorial service for former U.S. Secretary of State Colin Powell at Washington National Cathedral in Washington, DC, U.S., November 5, 2021. REUTERS/Tom Brenner 

U.S. President Joe Biden, his wife Jill Biden, former U.S. President Barack Obama and his wife Michelle Obama, former U.S. President George W. Bush, his wife Laura Bush, and former U.S. Secretary of State Hillary Clinton are seen ahead of a memorial service for former U.S. Secretary of State Colin Powell at Washington National Cathedral in Washington, DC, U.S., November 5, 2021. REUTERS/Tom Brenner 

Former U.S. President George W. Bush, his wife Laura Bush, former U.S. President Barack Obama and his wife Michelle Obama and former U.S. Secretary of State Hillary Clinton are seen ahead of a memorial service for former U.S. Secretary of State Colin Powell at Washington National Cathedral in Washington, DC, U.S., November 5, 2021. REUTERS/Tom Brenner 

Former U.S. President George W. Bush and his wife Laura Bush attend an event commemorating the 20th anniversary of the September 11, 2001 attacks at the Flight 93 National Memorial in Stoystown, Pennsylvania, U.S., September 11, 2021. REUTERS/Evelyn Hockstein 

Former U.S. President George W. Bush and his wife Laura attend an event commemorating the 20th anniversary of the September 11, 2001 attacks at the Flight 93 National Memorial in Stoystown, Pennsylvania, U.S., September 11, 2021. REUTERS/Hannah Beier 

Former U.S. President George W. Bush and his wife Laura Bush attend an event commemorating the 20th anniversary of the September 11, 2001 attacks at the Flight 93 National Memorial in Stoystown, Pennsylvania, U.S., September 11, 2021. REUTERS/Evelyn Hockstein 

U.S. first lady Dr. Jill Biden walks past former President Bill Clinton and Hillary Clinton and former President George W. Bush and Laura Bush as U.S. President Joe Biden and U.S. Vice President Kamala Harris arrive to lay a wreath at the Tomb of the Unknown Soldier at Arlington National Cemetery in Washington, U.S., January 20, 2021. REUTERS/Joshua Roberts/Pool 

Former President George W. Bush and Laura Bush arrive in the Crypt of the U.S. Capitol for President-elect Joe Biden's inauguration ceremony to be the 46th President of the United States, in Washington, U.S., January 20, 2021.Jim Lo Scalzo/Pool via REUTERS 

Former U.S. President George W. Bush and former First Lady Laura Bush wear protective masks while arriving during the 59th presidential inauguration in Washington, DC, U.S. January 20, 2021. Kevin Dietsch/Pool via REUTERS 

Former U.S. President George W. Bush and Laura Bush arrive at the 59th Presidential Inauguration in Washington, U.S., January 20, 2021. Win McNamee/Pool via REUTERS 

U.S. President Joe Biden, Vice President Kamala D. Harris, Major General Omar J. Jones, U.S. first lady Jill Biden, U.S. former President Bill Clinton with wife, former Secretary of State, Hillary Clinton, Former U.S. President George W. Bush with his wife Laura Bush,Former U.S. president Barack Obama and his wife Michelle Obama attend a wreath laying ceremony at the Tomb of the Unknown Soldier at the Arlington National Cemetery, in Arlington, Virginia, U.S., January 20, 2021. REUTERS/Joshua Roberts/Pool 

U.S. former President Bill Clinton with wife, former Secretary of State, Hillary Clinton, Former U.S. President George W. Bush with his wife Laura Bush, Former U.S. president Barack Obama and his wife Michelle Obama attend a wreath laying ceremony at the Tomb of the Unknown Soldier at the Arlington National Cemetery, in Arlington, Virginia, U.S., January 20, 2021. REUTERS/Joshua Roberts/Pool 

U.S. President Joe Biden, Vice President Kamala D. Harris, Major General Omar J. Jones, U.S. first lady Jill Biden, U.S. former President Bill Clinton with wife, former Secretary of State, Hillary Clinton, Former U.S. President George W. Bush with his wife Laura Bush,Former U.S. president Barack Obama and his wife Michelle Obama attend a wreath laying ceremony at the Tomb of the Unknown Soldier at the Arlington National Cemetery, in Arlington, Virginia, U.S., January 20, 2021. REUTERS/Joshua Roberts/Pool 

U.S. President Joe Biden, Vice President Kamala D. Harris, Major General Omar J. Jones, U.S. former President Bill Clinton with wife, former Secretary of State, Hillary Clinton, Former U.S. President George W. Bush with his wife Laura Bush,Former U.S. president Barack Obama and his wife Michelle Obama attend a wreath laying ceremony at the Tomb of the Unknown Soldier at the Arlington National Cemetery, in Arlington, Virginia, U.S., January 20, 2021. REUTERS/Joshua Roberts/Pool 

U.S. President Joe Biden and Vice President Kamala Harris take part in a wreath laying ceremony as former U.S. President Bill Clinton with his wife, former Secretary of State Hillary Clinton, former U.S. President George W. Bush and his wife Laura Bush look on behind them, at the Arlington National Cemetery, in Arlington, Virginia, U.S., January 20, 2021. REUTERS/Tom Brenner 

U.S. President Joe Biden salutes as Vice President Kamala Harris, former U.S. President Barack Obama, former U.S. President Bill Clinton, his wife, former Secretary of State Hillary Clinton, and former U.S. President George W. Bush's wife Laura Bush put their hands on their hearts during a wreath laying ceremony at the Arlington National Cemetery, in Arlington, Virginia, U.S., January 20, 2021. REUTERS/Tom Brenner 

Former U.S. President Bill Clinton, former U.S. President George W. Bush and his wife Laura Bush look on as U.S. President Joe Biden and Vice President Kamala Harris take part in a wreath laying ceremony, at the Arlington National Cemetery, in Arlington, Virginia, U.S., January 20, 2021. REUTERS/Tom Brenner 

Former U.S. President George W. Bush and Laura Bush arrive in the Crypt of the U.S. Capitol for the 59th Presidential Inauguration in Washington, U.S., January 20, 2021. Jim Lo Scalzo/Pool via REUTERS 

U.S. President Joe Biden and Vice President Kamala Harris take part in a wreath laying ceremony as former U.S. President Bill Clinton with his wife, former Secretary of State, Hillary Clinton, former U.S. President George W. Bush with his wife Laura Bush, and former U.S. president Barack Obama and his wife Michelle Obama look on behind them, at the Arlington National Cemetery, in Arlington, Virginia, U.S., January 20, 2021. REUTERS/Tom Brenner 

Former U.S. President Bill Clinton with his wife, former Secretary of State, Hillary Clinton, former U.S. President George W. Bush with his wife Laura Bush, and former U.S. president Barack Obama and his wife Michelle Obama wait for U.S. President Joe Biden at the Arlington National Cemetery, in Arlington, Virginia, U.S., January 20, 2021. REUTERS/Tom Brenner 

Former U.S. President Bill Clinton with his wife, former Secretary of State, Hillary Clinton, former U.S. President George W. Bush with his wife Laura Bush, and former U.S. president Barack Obama and his wife Michelle Obama wait for U.S. President Joe Biden at the Arlington National Cemetery, in Arlington, Virginia, U.S., January 20, 2021. REUTERS/Tom Brenner TPX IMAGES OF THE DAY 

U.S. former President Bill Clinton with wife, former Secretary of State, Hillary Clinton, Former U.S. President George W. Bush with his wife Laura Bush,Former U.S. president Barack Obama and his wife Michelle Obama wait for U.S. President Joe Biden at the Arlington National Cemetery, in Arlington, Virginia, U.S., January 20, 2021. REUTERS/Joshua Roberts/Pool 

Singer Garth Brooks greets former First Lady Laura Bush during the inauguration of Joe Biden as the 46th President of the United States on the West Front of the U.S. Capitol in Washington, U.S., January 20, 2021. REUTERS/Kevin Lamarque 

Former U.S. President George W. Bush and Laura Bush are seen prior to the 59th Presidential Inauguration in Washington, U.S., January 20, 2021. Greg Nash/Pool via REUTERS 

U.S. President Joe Biden talks with former President George Bush, former first lady Laura Bush, former President Bill Clinton and former Sec. of State Hillary Clinton after the 59th Presidential Inauguration at the U.S. Capitol in Washington January 20, 2021. Patrick Semansky/Pool via REUTERS 

Former U.S. President George W. Bush and his wife Laura Bush during the inauguration of Joe Biden as the 46th President of the United States on the West Front of the U.S. Capitol in Washington, U.S., January 20, 2021. REUTERS/Brendan McDermid 

U.S. President Joe Biden with Laura Bush and Hillary Clinton during the inauguration of Joe Biden as the 46th President of the United States on the West Front of the U.S. Capitol in Washington, U.S., January 20, 2021. REUTERS/Brendan McDermid 

U.S. President Joe Biden greets Former U.S President George W. Bush and his wife Laura Bush, and Former U.S. President Bill Clinton and his wife Hillary Clinton at his inauguration as the 46th President of the United States on the West Front of the U.S. Capitol in Washington, U.S., January 20, 2021. REUTERS/Jonathan Ernst/Pool 

Former U.S President George W. Bush and his wife Laura Bush arrive for the inauguration of Joe Biden as the 46th President of the United States on the West Front of the U.S. Capitol in Washington, U.S., January 20, 2021. REUTERS/Jonathan Ernst/Pool 

Singer Garth Brooks greets former First Lady Laura Bush during the inauguration of Joe Biden as the 46th President of the United States on the West Front of the U.S. Capitol in Washington, U.S., January 20, 2021. REUTERS/Kevin Lamarque 

Former U.S. President George W. Bush and his wife Laura Bush arrive before the inauguration of Joe Biden as the 46th President of the United States on the West Front of the U.S. Capitol in Washington, U.S., January 20, 2021. REUTERS/Brendan McDermid 

Former U.S President George W. Bush and his wife Laura Bush arrive before the inauguration of Joe Biden as the 46th President of the United States on the West Front of the U.S. Capitol in Washington, U.S., January 20, 2021. REUTERS/Jonathan Ernst/Pool 

Former U.S. President George W. Bush and his wife Laura Bush arrive before the inauguration of Joe Biden as the 46th President of the United States on the West Front of the U.S. Capitol in Washington, U.S., January 20, 2021. REUTERS/Brendan McDermid 

Former U.S. President George W. Bush and his wife Laura Bush arrive for the inauguration of Joe Biden as the 46th President of the United States on the West Front of the U.S. Capitol in Washington, U.S., January 20, 2021. REUTERS/Kevin Lamarque 

Former U.S. President George W. Bush and his wife Laura Bush arrive for the inauguration of Joe Biden as the 46th President of the United States on the West Front of the U.S. Capitol in Washington, U.S., January 20, 2021. REUTERS/Kevin Lamarque 

Former U.S. President George W. Bush and his wife Laura Bush arrive for the inauguration of Joe Biden as the 46th President of the United States on the West Front of the U.S. Capitol in Washington, U.S., January 20, 2021. REUTERS/Kevin Lamarque 

Former U.S. President George W. Bush and his wife Laura Bush arrive for the inauguration of Joe Biden as the 46th President of the United States on the West Front of the U.S. Capitol in Washington, U.S., January 20, 2021. REUTERS/Kevin Lamarque 

Former U.S. President George W. Bush and his wife Laura arrive for the inauguration of Joe Biden as the 46th President of the United States on the West Front of the U.S. Capitol in Washington, U.S., January 20, 2021. REUTERS/Brendan Mcdermid 

Former U.S. President George W. Bush and First Lady Laura Bush attend the funeral of late U.S. Congressman John Lewis, a pioneer of the civil rights movement and long-time member of the U.S. House of Representatives who died July 17, at Ebeneezer Baptist Church in Atlanta, Georgia, U.S. July 30, 2020. Alyssa Pointer/Pool via REUTERS. 

Former U.S. President George W. Bush and First Lady Laura Bush attend the funeral of late U.S. Congressman John Lewis, a pioneer of the civil rights movement and long-time member of the U.S. House of Representatives who died July 17, at Ebeneezer Baptist Church in Atlanta, Georgia, U.S. July 30, 2020. Alyssa Pointer/Pool via REUTERS. 

Former U.S. President George W. Bush and First Lady Laura Bush attend the funeral of late U.S. Congressman John Lewis, a pioneer of the civil rights movement and long-time member of the U.S. House of Representatives who died July 17, at Ebeneezer Baptist Church in Atlanta, Georgia, U.S. July 30, 2020. Alyssa Pointer/Pool via REUTERS. 

A visitor photographs the inaugural gowns that were worn by former first ladies of America, Hillary Clinton, Laura Bush and Michelle Obama, displayed at the National Museum of American History in Washington, U.S., November 10, 2019. REUTERS/Siphiwe Sibeko 

Former first lady Laura Bush speaks while former New York City Mayor Michael R. Bloomberg looks on at the Bloomberg Global Business Forum in New York City, New York, U.S., September 25, 2019. REUTERS/Shannon Stapleton 

Former first lady Laura Bush attends the Bloomberg Global Business Forum in New York City, New York, U.S., September 25, 2019. REUTERS/Shannon Stapleton 

Former U.S. first lady Laura Bush attends the Bloomberg Global Business Forum in New York City, New York, U.S., September 25, 2019. REUTERS/Shannon Stapleton 

Jeb Bush, left, former President George W. Bush and Laura Bush and other family members watch as the flag-draped casket of former President George H.W. Bush is carried by a joint services military honor guard for burial at the George H.W. Bush Presidential Library and Museum Thursday, Dec. 6, 2018, in College Station, Texas. David J. Phillip/Pool via REUTERS 

Former President George W. Bush and former first lady Laura Bush arrive at Texas A&M University after riding the Union Pacific funeral train with the casket of former President George H.W. Bush, in College Station, Texas., U.S. December 6, 2018. REUTERS/Loren Elliott 

Former President George W. Bush and former first lady Laura Bush arrive at Texas A&M University after riding the Union Pacific funeral train with the casket of former President George H.W. Bush, in College Station, Texas., U.S. December 6, 2018. REUTERS/Loren Elliott 

Former President George W. Bush and former first lady Laura Bush arrive at Texas A&M University after riding the Union Pacific funeral train with the casket of former President George H.W. Bush, in College Station, Texas., U.S. December 6, 2018. REUTERS/Loren Elliott 

Former President George W. Bush and former first lady Laura Bush arrive at Texas A&M University after riding the Union Pacific funeral train with the casket of former President George H.W. Bush, in College Station, Texas., U.S. December 6, 2018. REUTERS/Loren Elliott 

Former President George W. Bush walks with former first lady Laura Bush and their daughter Barbara Pierce Bush as the flag-draped casket of former President George H.W. Bush arrives at the George H.W. Bush Presidential Library and Museum Thursday, Dec. 6, 2018, in College Station, Texas. Matt York/Pool via REUTERS 

Former President George W. Bush and former first lady Laura Bush follow the casket of former President George H.W. Bush at the George H.W. Bush Presidential Library and Museum Thursday, Dec. 6, 2018, in College Station, Texas. Matt York/Pool via REUTERS 

Former President George W. Bush and former first lady Laura Bush follow the flag-draped casket of former President George H.W. Bush at the George H.W. Bush Presidential Library and Museum Thursday, Dec. 6, 2018, in College Station, Texas. Matt York/Pool via REUTERS