A photo has been posted on Twitter of Democratic presidential candidate Hillary Clinton Hillary Diane Rodham ClintonWhat Senate Republicans have said about election-year Supreme Court vacancies Bipartisan praise pours in after Ginsburg's death Trump carries on with rally, unaware of Ginsburg's death MORE and former President George W. Bush embracing at Nancy Reagan's funeral.

The candid shot was tweeted out by CNN's political director, who wrote, "This may be the best photo from Mrs. Reagan's funeral."

Bush and Clinton have a long political history. Clinton's husband Bill defeated Bush's father to win election to the White House in 1992. Bush then defeated Bill Clinton William (Bill) Jefferson ClintonBarr says Ginsburg 'leaves a towering legacy' Trump reacts to Ginsburg's death: 'An amazing woman who led an amazing life' Jimmy Carter remembers Ruth Bader Ginsburg as 'a beacon of justice' MORE's vice president, Al Gore Albert (Al) Arnold GoreFox's Napolitano: 2000 election will look like 'child's play' compared to 2020 legal battles Who calls an election? Why we need patience and nonpartisanship this time Universal mail-in voting jeopardizes the equal right to vote, but absentee voting protects it MORE, to win his election to the White House eight years later.

ADVERTISEMENT

The photo received a variety of responses on Twitter since being posted.