Sources are pushing back against President Donald Trump's claims that he spoke to one of his predecessors about the war against Iran.
One of the modern Inauguration Day traditions for presidents leaving office is to write their successors a letter offering best wishes and advice.
We're looking back at Inauguration Day of years past and the way the Bush family transitioned their presidencies.
Nancy Bush Ellis was an environmentalist who switched parties when her brother ran for president in 1979.
The three most recent former presidents hope an awareness campaign to promote confidence in its safety and effectiveness would be a powerful message.
Bush, who also served as Texas governor, called Biden "a good man, who has won his opportunity to lead and unify our country."