President-elect Donald Trump and his wife, Melania Trump, are greeted by President Barack Obama and his wife, first lady Michelle Obama, upon arriving at the White House on Inauguration Day, Jan. 20, 2017, in Washington, D.C. 

President Donald Trump and first lady Melania Trump, along with the older Trump children and their spouses, attend the Liberty Inaugural Ball on Jan. 20.

Trump and his wife, Melania, enjoy their first dance together as first couple to Frank Sinatra’s song “My Way” at the Liberty Inaugural Ball on Jan. 20.

Mr. Trump takes the stage with his wife, Melania, during the Freedom Inaugural Ball on Jan. 20, following his inauguration.

People gather for ceremonies to swear in Mr. Trump as the 45th president of the United States at the U.S. Capitol in Washington, D.C., on Jan. 20, 2017. 

The sun rises over the U.S. Capitol on the National Mall before Mr. Trump is sworn in as the president in Washington, D.C.

President Donald Trump and first lady Melania Trump walk during the inaugural parade from the U.S. Capitol in Washington, D.C. on Jan. 20, 2017. 

President Trump and his wife, Melania, arrive to watch the inaugural parade on Jan. 20, 2017 in Washington, D.C. 

President Trump’s son Barron Trump watches the inaugural parade from the main viewing stand in front of the White House on Jan. 20, 2017 in Washington, D.C. 

President Trump is joined by first lady Melania Trump, his daughter Ivanka Trump and her husband, Jared Kushner, during the inaugural parade on Jan. 20, 2017 in Washington, D.C. 

President Trump and Vice President Pence salute during the inaugural parade from the reviewing stand in front of the White House on Jan. 20, 2017 in Washington, D.C. 

Police and demonstrators in downtown Washington, D.C., after a limousine was set on fire following the inauguration of President Trump on Jan. 20, 2017.

Vice President Mike Pence waves as he walks the inaugural parade route with his wife, Karen, and their daughters, Audrey and Charlotte, on Jan. 20, 2017 in Washington, D.C. 

President Trump, first lady Melania Trump and son Barron walk during the inaugural parade from the U.S. Capitol in Washington, D.C., on Jan. 20, 2017. 

Marchers take part in the inaugural parade of President Donald Trump in Washington, D.C, on Jan. 20, 2017. 

Washington D.C. motorcycle police lead the inaugural parade for President Trump after he was sworn in at the Capitol in Washington, D.C., on Jan. 20, 2017. 

President Trump salutes as he presides over a military parade during his swearing-in ceremony in Washington, D.C., on Jan. 20, 2017. 

Security watches the horizon as the limousine carrying President Donald Trump drives the inaugural parade route in Washington, D.C., on Jan. 20, 2017.

A view of the preparations for the presidential inaugural parade on Jan. 20, 2017 in Washington, D.C. 

A view of the crowd at the presidential Inaugural Parade on Jan. 20, 2017 in Washington, D.C. 

President Trump and first lady Melania stand with Vice President Mike Pence and his wife, Karen Pence, during the inaugural luncheon at the National Statuary Hall in Washington, D.C., on Jan. 20, 2017. 

Former Democratic presidential nominee Hillary Clinton greets first lady Melania Trump as her husband, Bill Clinton, speaks with President Donald Trump during the inaugural luncheon at the National Statuary Hall in Washington, D.C, on Jan. 20, 2017. 

President Donald Trump is joined by the Congressional leadership and his family as he formally signs his cabinet nominations into law, in the President’s Room of the Senate at the Capitol in Washington, D.C., on Jan. 20, 2017. 

President Trump shakes hands with House Speaker Paul Ryan as he is joined by the congressional leadership and his family as he formally signs his cabinet nominations into law at the Capitol in Washington, D.C., on Jan. 20, 2017. 

Former President Barack Obama waves with his wife, Michelle, as they board Special Air Mission 28000 at Joint Base Andrews in Maryland on Jan. 20, 2017.

First lady Melania Trump, President Trump, Vice President Mike Pence and Karen Pence wave goodbye to Barack and Michelle Obama on the West Front of the U.S. Capitol on Jan. 20, 2017 in Washington, D.C. 

A military helicopter carries former President Barack Obama and Michelle Obama from the U.S. Capitol on Jan. 20, 2017 in Washington, D.C. 

A photo is taken by former White House photographer Pete Souza as former President Barack Obama flies over the White House on Jan. 20, 2017. 

Former President Barack Obama waves from Executive One helicopter following the inauguration of President Trump in Washington, D.C., on Jan. 20, 2017.

Former First Lady Michelle Obama waves from the helicopter as she and former President Barack Obama depart the U.S. Capitol after inauguration ceremonies in Washington, D.C., on Jan. 20, 2017. 

Former President Obama waves from the helicopter as he departs the U.S. Capitol after the inauguration of President Trump in Washington, D.C., on Jan. 20, 2017. 

First lady Melania Trump and former first lady Michelle Obama walk with President Donald Trump, who puts his arm around former President Barack Obama, as they walk to a Marine helicopter after Trump is sworn in as president in Washington, D.C. on Jan. 20, 2017. 

Jackie Evancho sings the national anthem on Jan. 20, 2017 at the U.S. Capitol in Washington, D.C., following President Donald Trump’s swearing-in ceremony. 

Former President Barack Obama kisses the hand of Michelle Obama as President Donald Trump and first lady Melania Trump escort them to a waiting helicopter to depart the U.S. Capitol after inauguration ceremonies in Washington, D.C., on Jan. 20, 2017. 

President Trump delivers his inaugural address on the West Front of the U.S. Capitol on Jan. 20, 2017 in Washington, D.C. 

Former President Barack Obama looks on as President Donald Trump speaks after being sworn in on Jan. 20, 2017 in Washington, D.C.

Mr. Trump kisses his wife, Melania, before his swearing in ceremony on Jan. 20, 2017 in Washington, D.C. 

President Trump takes the oath of office as his wife, Melania, holds two Bibles and his children Barron, Ivanka, Eric and Tiffany watch on the West front of the U.S. Capitol in Washington, D.C. on Jan. 20, 2017. 

President Trump takes the oath of office from Supreme Court Chief Justice John Roberts on the West Front of the U.S. Capitol on Jan. 20, 2017 in Washington, D.C. 

President Donald Trump kisses his son Eric Trump after his inauguration on the West Front of the U.S. Capitol on Jan. 20, 2017 in Washington, D.C. 

President Donald Trump and former President Barack Obama and their families and guests cross their hearts as Jackie Evancho sings the national anthem in Washington, D.C., during Mr. Trump’s swearing-in ceremony. 

Members of the public chant slogans and display T-shirts reading “resist” during a protest at the beginning of the swearing-in ceremony of Donald Trump as 45th President in front of the Capitol in Washington, D.C., on Jan. 20, 2017. 

Former Democratic presidential nominee Hillary Clinton whispers to former President George W. Bush on the West Front of the U.S. Capitol on Jan. 20, 2017 in Washington, D.C. 

Mr. Trump’s daughters Tiffany Trump and Ivanka Trump arrive on the West Front of the U.S. Capitol on Jan. 20, 2017 in Washington, D.C. 

Vice President Mike Pence takes the oath of office from Supreme Court Justice Clarence Thomas as his wife, Karen Pence, holds the Bible on Jan. 20, 2017 in Washington, D.C. 

Ivanka Trump and her husband, Jared Kushner, arrive at the swearing in of her father, Donald Trump, as the 45th president of the United States in Washington, D.C., on Jan. 20, 2017. 

The Bibles for the presidential inauguration are carried out on the West Front of the U.S. Capitol on Jan. 20, 2017 in Washington, D.C. 

Mr. Trump arrives on the West Front of the U.S. Capitol on Jan. 20, 2017 in Washington, D.C. 

A view of the crowd during the inauguration of President-Elect Donald Trump on January 20, 2017 in Washington, D.C.

President-elect Trump arrives on the West Front of the U.S. Capitol on Jan. 20, 2017 in Washington, D.C. 

Melania Trump arrives on the West Front of the U.S. Capitol on Jan. 20, 2017 in Washington, D.C. 

President Barack Obama, Sen. Chuck Schumer, Rep. Nancy Pelosi and Vice President Joe Biden arrive on the West Front of the U.S. Capitol on Jan. 20, 2017 in Washington, D.C. 

Former Democratic presidential nominee Hillary Clinton and former President Bill Clinton arrive on the West Front of the U.S. Capitol in Washington, D.C., on Jan. 20, 2017. 

President Barack Obama speaks with President-elect Donald Trump on Inauguration Day at the U.S. Capitol in Washington, D.C.

President Barack Obama arrives on the West Front of the U.S. Capitol on Inauguration Day in Washington, D.C. 

President Barack Obamaand President-elect Donald Trump wait for the beginning of the swearing-in ceremony of Mr. Trump in front of the Capitol in Washington on Jan. 20, 2017.

President Barack Obama and first lady Michelle Obama welcome President-elect Donald Trump and his wife, Melania, to the White House in Washington, D.C. on Inauguration Day. 

Supreme Court Justices Anthony Kennedy, Chief Justice John Roberts and Clarence Thomas arrive at the U.S. Capitol on Jan. 20, 2017 in Washington, D.C. 

President Barack Obama gives first lady Michelle Obama a kiss before the arrival of President-elect Donald Trump and his wife, Melania Trump, at the White House on Jan. 20, 2017 in Washington, D.C. 

Demonstrators protest before the inauguration of President-elect Donald Trump on Jan. 20, 2017 in Washington, D.C. 

Former President George W. Bush and wife, Laura Bush, arrive at the Capitol Building before President-elect Donald Trump is sworn in at the 58th Presidential Inauguration on Jan. 20, 2017 in Washington, D.C.

Former President Bill Clinton and former Secretary of State Hillary Clinton arrive near the east front steps of the Capitol Building before Mr. Trump is sworn in as president in Washington, D.C. on Jan. 20, 2017. 

Sen. Bernie Sanders, I-Vermont, arrives at the U.S. Capitol on Inauguration Day in Washington, D.C. 

Vice President Joseph Biden and his wife, Dr. Jill Biden, greet Vice President-elect Mike Pence and his wife, Karen Pence, at the White House on Jan. 20, 2017 in Washington, D.C. 

The presidential motorcade drives down Pennsylvania Avenue toward the U.S. Capitol on Jan. 20, 2017, in Washington, D.C. 

President Barack Obama and first lady Michelle Obama prepare to greet President-elect Donald Trump and his wife, Melania, at the White House in Washington, D.C., on Jan. 20, 2017. 

President-elect Donald Trump and his wife, Melania, leave St. John’s Episcopal Church on Jan. 20, 2017, before Mr. Trump’s inauguration. 

President Barack Obama leaves the White House for the final time as president, as the nation prepared for the inauguration of President-elect Donald Trump.

People gather on the National Mall in Washington, D.C., on Jan. 20, 2017, before the inauguration of President-elect Donald Trump. 

A Capitol police officer stands guard on Jan. 19, 2017, before the inauguration of Mr. Trump.

A protester is dragged away from the National Mall on prior to the inauguration of Mr. Trump. 

Susan Reneau poses as she shows off her patriotic outfit near Constitution Avenue on Jan. 19, 2017, in Washington, D.C. before the inauguration of Mr. Trump. 

The morning sun begins to rise behind the White House on Inauguration Day. 

The president’s place setting is displayed in Statuary Hall in the Capitol for the inaugural lunch following Mr. Trump’s inauguration as the 45th President of the United States, in Washington, D.C.

Vice President-elect Mike Pence and his wife, Karen, applaud as President-elect Donald Trump and his wife, Melania, arrive for a VIP reception and dinner with donors on Jan. 19, 2017, in Washington D.C. 

Fireworks explode over the Lincoln Memorial after a welcome celebration for Mr. Trump in Washington, D.C., on Jan. 19, 2017. 

President-elect Donald Trump and wife Melania Trump arrive for the inaugural concert at the Lincoln Memorial on Jan. 19, 2017 in Washington, D.C. 

Singer Natalie Merchant leads people on stage, including Cher and Mark Ruffalo, in a version of “This Land is Your Land” at the “We Stand United” rally outside the Trump International Hotel & Tower on the eve of Mr. Trump’s inauguration.

Michael Moore and Alec Baldwin speak onstage during the “We Stand United” Rally outside Trump International Hotel & Tower on Jan. 19, 2017.

Mr. Trump kisses adviser Kellyanne Conway’s hand at a pre-inauguration candlelight dinner with donors in Washington, D.C., on Jan. 19, 2017. 

Brad Arnold of the band 3 Doors Down performs during the “Make America Great Again! Welcome Celebration” at the Lincoln Memorial on the eve the inauguration of Mr. Trump in Washington, D.C., on Jan. 19, 2017. 

Donald Trump chocolate bars are for sale in a Washington, D.C., gift shop one day ahead of the inauguration of the Mr. Trump.

Toby Keith performs at the “Make America Great Again! Welcome Celebration” concert at the Lincoln Memorial in Washington, D.C., on Jan. 19, 2017. 

Mr. Trump introduces first lady-elect Melania Trump to Republican leadership the day before he takes the oath of office in Washington, D.C. 

President-elect Donald Trump and family stand in front of the Lincoln Memorial at the inaugural concert on Jan. 19, 2017 in Washington, D.C. 

Family members watch as Mr. Trump and Vice President-elect Mike Pence take part in a wreath-laying ceremony at Arlington National Cemetery in Arlington, Virginia, on Jan. 19, 2017.

Mr. Trump and his wife, Melania Trump, arrive at a pre-Inaugural “Make America Great Again! Welcome Celebration” at the Lincoln Memorial in Washington, D.C, on Jan. 19, 2017. 

Mr. Trump and Vice President-elect Mike Pence participate in a wreath-laying ceremony at Arlington National Cemetery on Jan. 19, 2017, in Arlington, Virginia. 

Mr. Trump and first Lady-elect Melania Trump arrive at Joint Base Andrews the day before he is sworn in.