Every president since Ronald Reagan has left a note for his successor, and President Joe Biden could be the first to write a letter to someone who is both his successor and the predecessor who left a note for him.

"Join me tonight as I reflect on our progress and deliver my farewell address to the nation," President Joe Biden's X account posted, in part, on Wednesday.

Fox News' Peter Doocy reports the key takeaways from President Biden's farewell address. The 'Fox & Friends' co-hosts react to his remarks.