
"It all begins today! I will see you at 11:00 A.M. for the swearing-in. THE MOVEMENT CONTINUES - THE WORK BEGINS!" the Republican billionaire tweeted before tracing his predecessors' steps to St. John's Church and the White House.
There he was greeted warmly by President Barack Obama, capping a transfer of power that has been peaceful yet rancorous.
"Mr President-elect, how are you?" Obama asked, after having deposited a letter in the Resolute desk and departed the Oval Office for the last time.
Hundreds of thousands of people will gather on the National Mall in the center of the nation's capital to celebrate a man whose short 19-month political career has defied all predictions, and many norms.












Comment: When Hillary was announced, the crowd gave her the welcome she deserved: Bill's antics created a tweet storm after his goofy-grinned gaze prompted a stern stare-down from Hillary. Was he looking at Ivanka, tweeters wondered.
Huma crawled out of her hold to attend. And Trump magnanimously ordered a standing ovation for the Clintons at the inaugural ball, saying "I was very honored. I'd like you to stand up."
More on Trump's speech: