Republicans have won full control of Washington, but Democrats will retain two key levers of power to shape legislative outcomes in Donald Trump’s second term.

Sylvester Stallone welcomed Donald Trump to the stage at the President-elect’s Mar-a-Lago event Thursday evening, praising him as the “second George Washington.” The two shook hands before Trump’s headlining speech for the America First Policy Institute gala,

After his election win in 2016, Trump met with President Barack Obama in the Oval Office and called it “a great honor.” But he soon was back to heaping insults on Obama, including accusing his predecessor — without evidence — of having wire-tapped him during the 2016 campaign.

Returning lawmakers will be choosing the leaders for the next Congress and finishing work on the remaining priorities of the outgoing 118th Congress.

WASHINGTON — Donald Trump has had few defenders in Congress as reliable as Matt Gaetz, who has thundered at one prosecutor after another for perceived bias against the president-elect and emphatically amplified the Republican's rallying cry that the criminal investigations into him are “witch hunts.”

With votes still being counted, here's a look at the key races that remain uncalled by the NBC News Decision Desk (read more on how those races are called on NBCNews.com).

Donald Trump’s increasingly provocative Cabinet picks have left some Republican senators aghast and Washington in shock.

The FBI is offering a $25,000 reward for information on a suspect behind ballot box arsons in the Pacific Northwest ahead of the Nov. 5 election.

Kamala Harris replaced Joe Biden, but never separated herself from his poisonous positions on the economy and the chaos at the border.

A suspect in the ballot drop box fires that occurred in Vancouver, Washington, and Portland, Oregon, before Election Day is still unknown.