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.

Today, a look at some of President Donald Trump's first actions, plus a Trump meme coin soars in value, and a college football champion has been crowned. Donald Trump was sworn in yesterday as the 47th President of the United States.

World leaders congratulated President Donald Trump on his inauguration Monday, with many urging stronger alliances or continued cooperation between their countries and the United States, in carefully crafted social media posts and statements.