As Jimmy Carter's funeral commences, former presidents and first ladies are spotted greeting each other prior to taking their seats, except for one pair.

Three days after the Jan. 6 anniversary, with its indelible images of costumed rioters running amok in the Capitol, former President Jimmy Carter’s funeral service in the National Cathedral presented a historical picture of a different kind, one that spoke not of upended norms, but of preservation and strength.

Joe Biden, Donald Trump, Barack Obama, George W. Bush and Bill Clinton — reunited at Jimmy Carter's funeral service in Washington, D.C., on Jan. 9. Obama and Trump held a long conversation at the start of the event,