President-elect Donald Trump has more than a month before he returns to the White House, but he has already taken a prominent role on the world stage — even as President Joe Biden is still commander in chief.

Trump's transition will be paid for by private, not public, dollars under a transition agreement reached with the Biden White House.

Joe Biden is president of the United States for 42 more days. But within the Democratic Party, on Capitol Hill — and even within his own administration — it feels like he left the Oval Office weeks ago.