Barack Obama, Hillary Clinton and Bernie Sanders weren't too subtle about disguising their feelings at Donald Trump's inauguration.

Former Vice President Mike Pence is in attendance at Trump’s inauguration, his wife, former second lady Karen, is not. Karen Pence snubbed the Trumps earlier this month at Carter’s funeral, where she ignored Melania Trump’s efforts to shake her hand.

Michelle Obama was the only spouse absent from the service last week at Washington National Cathedral, where her husband and Trump were seated next to each other and chatted and laughed like old friends despite the history of political animosity between the Democratic former president and the returning Republican.

WEST PALM BEACH, Fla. -- Former first lady Michelle Obama will skip the inauguration of President-elect Donald Trump, the second time in two weeks that she is not attending a gathering of former U.S. leaders and their spouses, but former Presidents Barack Obama, George W. Bush and Bill Clinton will be there.

former Secretary of State Hillary Clinton, former President George W. Bush, former first lady Laura Bush, and former President Barack Obama arrive before the 60th presidential inauguration on ...

Barack Obama, Hillary Clinton and Bernie Sanders were among the politicians in attendance at Donald Trump’s inauguration, though they weren’t too subtle about disguising their feelings about ...

The inauguration was the second gathering of U.S. presidents and their spouses that Michelle Obama has missed in recent weeks.

A video showing Donald Trump and Barack Obama, two political rivals, engaging in a casual conversation at the state funeral of Jimmy Carter went viral last week.

Former first lady Michelle Obama won’t attend President-elect Donald Trump’s inauguration, though former President Barack Obama will be there, the Obamas' office said in a statement. No reason was given.

The planned absence Monday follows another notable absence last week at the state funeral of former president Jimmy Carter.

Michelle Obama and Donald Trump have not exactly hidden their disdain for one another. Here's what we know about their ongoing feud.