Supporters of Ukraine gather at a rally in front of the Lincoln Memorial, held to mark the one-year anniversary of Russia's invasion of Ukraine in Washington, U.S., February 25, 2023. REUTERS/Anna Rose Layden 

A couple draped in Ukrainian flags look out towards the Washington Monument, during a rally at the Lincoln Memorial held to mark the one-year anniversary of Russia’s invasion of Ukraine in Washington, U.S., February 25, 2023. REUTERS/Anna Rose Layden 

A worker clears debris from steps near the Lincoln Memorial ahead of the upcoming Presidents' Day holiday weekend in Washington, U.S., February 15, 2023. REUTERS/Kevin Lamarque 

The head of the statue of President Abraham Lincoln is seen behind visitors to the Lincoln Memorial before the upcoming Presidents' Day holiday weekend, in Washington, U.S., February 15, 2023. REUTERS/Kevin Lamarque 

The head of the statue of President Abraham Lincoln is seen behind a visitor taking a photo at the Lincoln Memorial before the upcoming Presidents' Day holiday weekend in Washington, U.S., February 15, 2023. REUTERS/Kevin Lamarque 

The head of the statue of President Abraham Lincoln is seen behind visitors to the Lincoln Memorial before the upcoming Presidents' Day holiday weekend in Washington, U.S., February 15, 2023. REUTERS/Kevin Lamarque 

Morocco fans celebrate their historic World Cup victory over Portugal near the Lincoln Memorial in Washington, U.S., December 10, 2022. REUTERS/Mary F. Calvert 

Morocco fans celebrate their historic World Cup victory over Portugal near the Lincoln Memorial in Washington, U.S., December 10, 2022. REUTERS/Mary F. Calvert 

Morocco fans celebrate their historic World Cup victory over Portugal near the Lincoln Memorial in Washington, U.S., December 10, 2022. REUTERS/Mary F. Calvert 

Morocco fans celebrate their historic World Cup victory over Portugal near the Lincoln Memorial in Washington, U.S., December 10, 2022. REUTERS/Mary F. Calvert 

Morocco fans celebrate their historic World Cup victory over Portugal near the Lincoln Memorial in Washington, U.S., December 10, 2022. REUTERS/Mary F. Calvert 

A visitor captures an image of the Lincoln Memorial with a tablet, along the National Mall in Washington, U.S., July 31, 2022. REUTERS/Tom Brenner 

Visitors take photographs with the Washington Monument from the Lincoln Memorial in Washington, U.S., July 31, 2022. REUTERS/Tom Brenner 

James Vongue, 8, slides down a marble structure next to stairs at the Lincoln Memorial in Washington, U.S., July 31, 2022. REUTERS/Tom Brenner TPX IMAGES OF THE DAY 

People gather at the Lincoln Memorial which is marking the 100th anniversary of its dedication on Memorial Day, in Washington, U.S., May 30, 2022. REUTERS/Joshua Roberts 

Children read the Gettysburg Address at the Lincoln Memorial which is marking the 100th anniversary of its dedication on Memorial Day, in Washington, U.S., May 30, 2022. REUTERS/Joshua Roberts TPX IMAGES OF THE DAY 

People pose for pictures at the Lincoln Memorial which is marking the 100th anniversary of its dedication on Memorial Day, in Washington, U.S., May 30, 2022. REUTERS/Joshua Roberts 

People gather at the Lincoln Memorial which is marking the 100th anniversary of its dedication on Memorial Day, in Washington, U.S., May 30, 2022. REUTERS/Joshua Roberts 

People gather at the Lincoln Memorial which is marking the 100th anniversary of its dedication on Memorial Day, in Washington, U.S., May 30, 2022. REUTERS/Joshua Roberts 

A person rides a bicycle near the Lincoln Memorial which is marking the 100th anniversary of its dedication on Memorial Day, in Washington, U.S., May 30, 2022. REUTERS/Joshua Roberts 

People gather at the Lincoln Memorial which is marking the 100th anniversary of its dedication on Memorial Day, in Washington, U.S., May 30, 2022. REUTERS/Joshua Roberts 

People ride bicycles near the Lincoln Memorial which is marking the 100th anniversary of its dedication on Memorial Day, in Washington, U.S., May 30, 2022. REUTERS/Joshua Roberts 

People visit the Lincoln Memorial on the 100th anniversary of its dedication on Memorial Day in Washington, U.S., May 30, 2022. REUTERS/Elizabeth Frantz 

People visit the Lincoln Memorial on the 100th anniversary of its dedication on Memorial Day in Washington, U.S., May 30, 2022. REUTERS/Elizabeth Frantz 

People visit the Lincoln Memorial on the 100th anniversary of its dedication on Memorial Day in Washington, U.S., May 30, 2022. REUTERS/Elizabeth Frantz 

People visit the Lincoln Memorial on the 100th anniversary of its dedication on Memorial Day in Washington, U.S., May 30, 2022. REUTERS/Elizabeth Frantz 

People visit the Lincoln Memorial on the 100th anniversary of its dedication on Memorial Day in Washington, U.S., May 30, 2022. REUTERS/Elizabeth Frantz 

People visit the Lincoln Memorial on the 100th anniversary of its dedication on Memorial Day in Washington, U.S., May 30, 2022. REUTERS/Elizabeth Frantz 

People visit the Lincoln Memorial on the 100th anniversary of its dedication on Memorial Day in Washington, U.S., May 30, 2022. REUTERS/Elizabeth Frantz 

People visit the Lincoln Memorial on the 100th anniversary of its dedication on Memorial Day in Washington, U.S., May 30, 2022. REUTERS/Elizabeth Frantz 

Max Adam, Maxi Wittig, Dimitri Katsanos, Chad Kanner, Luca Perper and Liam Kenneally, students of Georgetown University class of 2020, who did not get their proper graduation due to coronavirus disease (COVID-19) pandemic, pose for a group photo after meeting at the steps of the Lincoln Memorial and onward to a location for graduation festivities in Washington, DC, U.S. May 29, 2022. REUTERS/Ken Cedeno 

Max Adam, Maxi Wittig, Dimitri Katsanos, Chad Kanner, Luca Perper and Liam Kenneally, all close friends and Georgetown University Class of 2020, who did not get their proper graduation due to coronavirus disease (COVID-19) pandemic, pose for a group photo after meeting at the steps of the Lincoln Memorial and onward to a location for graduation festivities in Washington D.C., U.S. May 29, 2022. REUTERS/Ken Cedeno 

A view of the Lincoln Memorial in the early morning light ahead of Memorial Day weekend in Washington, DC, U.S. May 29, 2022. REUTERS/Ken Cedeno 

A view shows a reflection of the Lincoln Memorial in the Lincoln Memorial Reflecting Pool in early morning ahead of Memorial Day weekend in Washington, DC, U.S. May 29, 2022. REUTERS/Ken Cedeno 

Louie Lu takes photos of Joy Liu in her George Washington University graduation outfit at the Lincoln Memorial ahead of Memorial Day weekend in Washington D.C., U.S. May 29, 2022. REUTERS/Ken Cedeno 

Louie Lu shows Joy Liu photos he took of her in her George Washington University graduation outfit in the early morning light at the Lincoln Memorial ahead of Memorial Day weekend in Washington, DC, U.S. May 29, 2022. REUTERS/Ken Cedeno 

Riri Young, 29, from Baltimore, takes photos at the Lincoln Memorial ahead of Memorial Day weekend in Washington, DC, U.S. May 29, 2022. REUTERS/Ken Cedeno 

Riri Young, 29, from Baltimore, takes photos at the Lincoln Memorial ahead of Memorial Day weekend in Washington, DC, U.S. May 29, 2022. REUTERS/Ken Cedeno 

Riri Young, 29, from Baltimore, reads Lincoln's Gettysburg Address etched in the wall beside the statue of Former U.S. President Abraham Lincoln ahead of Memorial Day weekend in Washington, DC, U.S. May 29, 2022. REUTERS/Ken Cedeno 

A man walks by the corner of the Lincoln Memorial in early morning light ahead of Memorial Day weekend in Washington, DC, U.S. May 29, 2022. REUTERS/Ken Cedeno 

A view shows The Washington Monument through the columns in the early morning light at the Lincoln Memorial ahead of Memorial Day weekend in Washington, DC, U.S. May 29, 2022. REUTERS/Ken Cedeno 

The statue of President Abraham Lincoln, 16th president of the United States, is seen in early morning light at the Lincoln Memorial ahead of Memorial Day weekend in Washington, DC, U.S. May 29, 2022. REUTERS/Ken Cedeno 

Georgetown University class of 2020, who did not get their proper graduation due to coronavirus disease (COVID-19) pandemic, meet at the steps of the Lincoln Memorial and onward to a location for graduation festivities in Washington, DC, U.S. May 29, 2022. REUTERS/Ken Cedeno 

Shadows of students of Georgetown University class of 2020 are seen on a wall, who did not get their proper graduation due to coronavirus disease (COVID-19) pandemic, as they meet at the steps of the Lincoln Memorial and onward to a location for graduation festivities in Washington, DC, U.S. May 29, 2022. REUTERS/Ken Cedeno 

Students of Georgetown University class of 2020, who did not get their proper graduation due to coronavirus disease (COVID-19) pandemic, meet at the steps of the Lincoln Memorial and onward to a location for graduation festivities in Washington, DC, U.S. May 29, 2022. REUTERS/Ken Cedeno 

Georgetown University class of 2020, who did not get their proper graduation due to coronavirus disease (COVID-19) pandemic, meet at the steps of the Lincoln Memorial and onward to a location for graduation festivities in Washington, DC, U.S. May 29, 2022. REUTERS/Ken Cedeno 

Georgetown University class of 2020, who did not get their proper graduation due to coronavirus disease (COVID-19) pandemic, meet at the steps of the Lincoln Memorial and onward to a location for graduation festivities in Washington, DC, U.S. May 29, 2022. REUTERS/Ken Cedeno 

Georgetown University class of 2020, who did not get their proper graduation due to coronavirus disease (COVID-19) pandemic, meet at the steps of the Lincoln Memorial and onward to a location for graduation festivities in Washington, DC, U.S. May 29, 2022. REUTERS/Ken Cedeno 

Georgetown University class of 2020, who did not get their proper graduation due to coronavirus disease (COVID-19) pandemic, meet at the steps of the Lincoln Memorial and onward to a location for graduation festivities in Washington, DC, U.S. May 29, 2022. REUTERS/Ken Cedeno 

People drive outside the Lincoln Tunnel at the start of the Memorial Day weekend, under rising gas prices and record inflation, in Newport, New Jersey, U.S., May 27, 2022. REUTERS/Eduardo Munoz 

People drive outside the Lincoln Tunnel at the start of the Memorial Day weekend, under rising gas prices and record inflation, in Newport, New Jersey, U.S., May 27, 2022. REUTERS/Eduardo Munoz 

Wearing Ukrainian-colored face paint, Nikita Kazimirov looks on during a “Stand with Ukraine” rally at the Lincoln Memorial on the National Mall in Washington, U.S., March 27, 2022. REUTERS/Tom Brenner 

Pro-Ukrainian demonstrators gather near the reflecting pool at the Lincoln Memorial during a “Stand with Ukraine” rally on the National Mall in Washington, U.S., March 27, 2022. REUTERS/Tom Brenner 

Pro-Ukrainian demonstrators gather near the reflecting pool at the Lincoln Memorial during a “Stand with Ukraine” rally on the National Mall in Washington, U.S., March 27, 2022. REUTERS/Tom Brenner 

Anna embraces Iryna while listening to a pre-recorded video of Ukraine President Volodymyr Zelenskyy, during a “Stand with Ukraine” rally at the Lincoln Memorial on the National Mall in Washington, U.S., March 27, 2022. REUTERS/Tom Brenner 

Anna embraces Iryna while listening to a pre-recorded video of Ukraine President Volodymyr Zelenskyy, during a “Stand with Ukraine” rally at the Lincoln Memorial on the National Mall in Washington, U.S., March 27, 2022. REUTERS/Tom Brenner 

Anna embraces Iryna while listening to a pre-recorded video of Ukraine President Volodymyr Zelenskyy, during a “Stand with Ukraine” rally at the Lincoln Memorial on the National Mall in Washington, U.S., March 27, 2022. REUTERS/Tom Brenner 

Oksana Markarova, Ukrainian ambassador to the United States, speaks during a “Stand with Ukraine” rally at the Lincoln Memorial on the National Mall in Washington, U.S., March 27, 2022. REUTERS/Tom Brenner 

Demonstrators display flags and signs calling for the closure of Ukrainian airspace during a “Stand with Ukraine” rally at the Lincoln Memorial on the National Mall in Washington, U.S., March 27, 2022. REUTERS/Tom Brenner 

Oksana Markarova, Ukrainian ambassador to the United States, speaks during a “Stand with Ukraine” rally at the Lincoln Memorial on the National Mall in Washington, U.S., March 27, 2022. REUTERS/Tom Brenner