Accompanied by her husband President Joe Biden, the pair mourned the loss of the 39th President of the United States in a well-attended ceremony.

One of the first calls Obama made after U.S. forces killed Osama bin Laden in 2011 was to George W. Bush to spread the word that the mission had been accomplished, said Kate Andersen Brower, author of “Team of Five: The Presidents Club in the Age of Trump.”

EXCLUSIVE: Body language expert Judi James told the Irish Star that the two women ignored each other with a frosty 'non-greeting'