President Donald Trump is spending his first full day back in the White House meeting with congressional leaders, announcing an investment in artificial intelligence infrastructure and demonstrating one of his favored expressions of power: firing people.

President Donald Trump is swiftly breaching the traditional boundaries of presidential power as he returns to the White House, bringing to bear a lifetime of bending the limits in courthouses, boardrooms and politics to forge an expansive view of his authority.

Donald Trump took the Oath of Office and was sworn in as the 47th President of the United States. He is only the second man in the nation’s history to return to the Oval Office after a hiatus. He has promised to "act with historic speed" – and on his first day in office,

Ulbricht was sentenced to life in prison in 2015 on charges related to his website, where users could buy and sell drugs and other illegal goods with bitcoin.

President Donald Trump has pardoned Ross Ulbricht, the founder of Silk Road, an underground website for selling drugs.

U.S. President Donald Trump on Tuesday pardoned Silk Road founder Ross Ulbricht, who was sentenced to life in prison for running an underground online marketplace where drug dealers and others conducted over $200 million in illicit trade using bitcoin.

Joe Biden’s preemptive pardons are a valid use of pardon power. But they break new ground as a shield for those the president seeks to protect, scholars say.

Trump signs series of executive orders, including pardoning Jan. 6 rioters and pulling U.S. from Paris climate accord. Follow along for live updates and analysis.

Trump offered a scathing rebuke of his predecessor's term while laying out the immediate actions he plans to take on the first day of his second term in office.