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President-elect Donald Trump pumps his fist as he arrives for his inauguration at the U.S. Capitol on Friday, Jan. 20, 2017.
Donald Trump was sworn in as the 45th president of the United States Friday -- capping his improbable journey to the White House and beginning a four-year term that promises to shake up Washington and the world. Here's a look at the day's events.
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The sun begins to rise behind the Capitol dome several hours before Donald J. Trump takes the oath of office.
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People gather on the morning of Donald Trump's inauguration.
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President-elect Donald Trump and his wife Melania leave St. John's Episcopal Church before the inauguration.
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President Barack Obama kisses first lady Michelle Obama as they wait for President-elect Donald J. Trump and wife Melania at the White House.
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President Barack Obama and first lady Michelle greet President-elect Donald Trump and his wife Melania for tea at the White House.
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Former President Bill Clinton arrives with his wife, former presidential candidate Hillary Rodham Clinton.
Crowds gather on the Washington Mall between the U.S. Capitol and the Washington Monument.
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Ivanka Trump and Donald Trump Jr. arrive for the inauguration.
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Former President Jimmy Carter and former first lady Rosalynn Carter arrive.
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Vice President Joe Biden and Dr. Jill Biden pose with Vice President-elect Mike Pence and wife Karen Pence at the White House before the inauguration.
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Former President George W. Bush and Laura Bush wave as they arrive on the West Front of the U.S. Capitol.
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President-elect Donald J. Trump arrives at the inauguration ceremonies.
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President-elect Donald J. Trump arrives to be sworn in.
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President Barack Obama (greets President-elect Donald Trump as he arrives on the platform at the U.S. Capitol.
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President Donald Trump is sworn in on Jan. 20, 2017 at the U.S. Capitol in Washington.
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President Donald Trump celebrates after his inaugural speech.
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First lady Melania Trump, President Donald Trump, Vice President Mike Pence and Karen Pence wave goodbye to Barack and Michelle Obama on the West Front of the U.S. Capitol.
The Marine helicopter carrying former President Barack Obama and former first lady Michelle Obama departs the East Front of the U.S. Capitol.
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Motorcycle police lead the inaugural parade for President Trump.
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President Donald Trump and first lady Melania walk the inaugural parade route on Pennsylvania Avenue on Jan. 20, 2107 following swearing-in ceremonies on Capitol Hill earlier in the day.