About 20,000 Trump supporters have gathered at Capital One Arena in Washington Monday afternoon, where Trump and Vice President JD Vance are expected to address the crowd later in the day. Trump is also expected to sign several executive actions at the area during his on-stage appearance.

Inauguration Day festivities brought plenty of high-profile style on everyone from incoming political figures to inauguration performers. "Good Morning America" is taking a closer look at the standout looks of the day from Ivanka Trump's sleek, deep green ensemble to Usha Vance's soft pink coat with a matching scarf.

In his final address, President Biden warned about the concentrated power of the ultra-wealthy in America, expressing concerns over its threat to democracy.

This oligarchy 'literally threatens our entire democracy, our basic rights and freedoms, and a fair shot for everyone to get ahead,' the president said.

A family affair. President Joe Biden was seen walking hand in hand with his grandson Beau, four, as he left the White House on Friday January 17. The President was joined by his wife Dr Jill Biden and son Hunter Biden and his wife Melissa as they boarded Marine One for the trip to Joint Base Andrews.

Whether it's investigating the financials of Elon Musk's pro-Trump PAC or producing ... got work to do to improve Americans’ lives. Jill Biden, 73, has similarly dedicated her life to others ...

Trump largely spent Inauguration day focusing on a swift reorientation away from President Joe Biden's record .

Former NHL player Wayne Gretzky was in attendance with his wife, Janet Jones. Trump has teased the former Edmonton Oilers, Los Angeles Kings and New York Rangers star. On Christmas Day, Trump urged Gretzky to become the next prime minister of Canada.

The guest list includes some of America’s most influential tech billionaires and politicians as well as some foreign leaders and celebrities who have embraced Trump.

Live updates ahead of Donald Trump’s inauguration. Follow the latest news as the incoming president attends events ahead of tomorrow’s ceremony.

Donald Trump, who overcame impeachments, criminal indictments and a pair of assassination attempts to win another term in the White House, is set to be sworn in as the 47th U.S. president