Updated at 1:45 p.m. ET
President Trump is set to deliver his third State of the Union address Tuesday night, less than a day before the U.S. Senate is scheduled to vote on two articles of impeachment against him.
While the scene on Capitol Hill has been tumultuous during the impeachment trial, a senior administration official told reporters last week that Trump's address would use "the great American comeback" as its theme and take an optimistic tone.
Here's what you need to know ahead of tonight's address.