Trump is obviously no fan of Biden, but Obama and his veep also have a famously complex relationship, only made more so after Obama helped nudge Biden to quit the presidential race last summer. Surely Obama feels some frustration that Biden fumbled a possibly winnable race; maybe he couldn’t help spill to his sworn enemy?

Photos at the funeral show President Joe Biden, president-elect Donald Trump and former presidents Bill Clinton, George W. Bush and Barack Obama and sitting in two adjacent rows. First ladies Hillary Clinton, Laura Bush, Jill Biden and Melania Trump were also in attendance.

Inside Washington National Cathedral, the five men who've occupied the Oval Office since 1993 convened for a rare moment together at Jimmy Carter’s state funeral.

Obama, who attended without his wife, Michelle, shared a second-row pew with former presidents George W. Bush and Bill Clinton, along with their spouses. President Joe Biden and first lady Jill Biden arrived last and sat in the pew just in front of them.

Donald Trump shook hands with Mike Pence at Jimmy Carter's state funeral -- a notable exchange as the two men have not interacted publicly in years.

Who are the living presidents after Jimmy Carter's passing and how old are they now? Donald Trump, Bill Clinton and George W. Bush share a birth year.

It is the world’s most exclusive society and meetings are limited to infrequent state occasions, but the so-called American Presidents Club was in session Thursday to see off departed comrade Jimmy Carter.

There were times when Jimmy Carter annoyed his successors in the White House, Democrat and Republican. He never seemed to mind.

Nearly two weeks after former U.S. President Jimmy Carter died at the age of 100, public figures including President-Elect Donald Trump and former President Barack Obama, gathered to honor him.

Nearly two weeks after former U.S. President Jimmy Carter died at the age of 100, public figures including President-Elect Donald Trump and former President Barack Obama, gathered to honor him.

Former first lady Michelle Obama didn't attend the state funeral for former President Jimmy Carter. Except for Michelle Obama, all of the living former presidents and their spouses were at the funeral Thursday.