Thousands of flights delayed amid last-minute holiday travel surge; 1 person killed in midair helicopter crash in New Jersey; Trump, Zelenskyy project optimism about Ukraine peace deal; and more on tonight’s broadcast.

Watch live coverage as President Donald Trump makes an announcement with Defense Secretary Pete Hegseth and Navy Secretary John Phelan, from Palm Beach, Florida.

President Donald Trump will deliver a live address from the White House on Wednesday, Dec. 17. Here's what to know.

Trump told NBC News in a phone interview yesterday that he is leaving the possibility of a war with Venezuela on the table.

President Trump gives a live national address on Wednesday, Dec. 17: Here's where to find, watch and livestream the address online without cable free.

CBS will reportedly pause the airing of its three-hour-long Survivor Season 49 finale to accommodate the presser at 9/8c, and other networks are expected to do the same. The second part of Fox’s two-hour The Floor finale is now expected to pause the airing at 9/8c and resume after the speech.

Follow live updates from NBC News as Russian President Vladimir Putin speaks at his annual year-end news conference on Ukraine, peace, war and Trump.