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?

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.

Former President Barack Obama attended Jimmy Carter’s state funeral on Thursday without his wife, Michelle Obama, although a spokeswoman for the former first lady said she sent her condolences to the Carter family.

Thursday's service will cap off six days of remembrance for Carter, who died on Dec. 29 at the age of 100. After the funeral, Carter will return to Georgia to be buried in his hometown of Plains, next to his beloved wife of 77 years, Rosalynn Carter.

The acoustic take on John Lennon's anti-materialistic paean to peace and a borderless world without religion provided one of the poignant moments at Thursday's (Jan. 9) event.