President Biden in the White House and the Christmas decorations this year are inspired by the peace and light of the holiday season. NBC's Kelly O'Donnell shares a special tour of the nation's most famous residence.

The outgoing and incoming U.S. presidents had different messages for the Christmas holiday on Wednesday, with Democrat Joe Biden urging Americans to reflect and unite, while Republican Donald Trump offered a holiday greeting and then took aim at his political opponents.

For the first family, there are always reminders in the White House decor of their roots. This year, the official White House Christmas tree has a carousel wrapped around it, reminiscent of summers at the New Jersey shore. The 18.5-foot Fraser Fir from North Carolina is in the East Wing's Blue Room.