The White House Press Office has just announced background briefings starting at 6 pm in the briefing room.
These are off-camera but open press.
Background Briefing on President Donald J. Trump's Address to the Joint Session of Congress
There will be an off-camera background briefing on President Donald J. Trump's Address to the Joint Session of Congress today at 6:00PM in the White House Briefing Room. The briefing will be embargoed until completion.
Immediately following, there will be a background briefing on the Executive Orders that will be signed tomorrow.