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?

Several notable figures, including all five living presidents, attended Jimmy Carter's funeral Thursday. Here's who spoke at the event.

President Jimmy Carter was honored in a state funeral in Washington on Thursday, alongside a private memorial in Georgia.

Former US presidents and vice presidents attended the funeral of the 39th President Jimmy Carter on Thursday in Washington, D.C.

Government agencies and major stock exchanges will be closed on Thursday to honor Jimmy Carter, who served as the 39th U.S. president.

Jimmy Carter, who died Dec. 29 at the age of 100, spent his life intertwined with America’s and the world’s enduring legacy of slavery.

The president told attendees at the state funeral, including the other four living presidents, that Mr. Carter’s character allowed him to survive in a world of powerful pressures.

Presidents Clinton, Bush, Obama, Biden, and Trump were all at Washington National Cathedral today to honor Carter.

The nation paused to honor Jimmy Carter for his service as a naval officer, governor and president, and his four decades of humanitarian work after leaving the White House.

Carter, at 100 the nation’s longest living president, died Dec. 29 at his home in Plains. The scene this week in Washington, at the National Cathedral Thursday and as he was lying in state for three days at the Capitol, was unlike anything the country had seen in years.

Mary Elizabeth King was running a group designed to boost the paltry number of women in the top ranks of the federal government. And Joan Claybrook was one of Ralph Nader’s Raiders, the cadre of lawyers and researchers around the country pushing for consumer protections.