On Thursday, all living presidents and spouses attended Jimmy Carter's funeral, except Michelle Obama. Here's why.

President-elect Donald Trump and former President Barack Obama were caught on camera sharing a laugh as they attended Jimmy Carter's funeral at the National Cathedral in Washington, D.C. After the clip between the two political rivals went viral on social media,

George W. Bush gave fellow former president Barack Obama a friendly belly tap at the Jan. 9 funeral of Jimmy Carter, and the internet was obsessed with the viral moment. In the first test of how receptive the court may be to Trump, 4 of the court's 6 conservative members said they would have granted his emergency request.