I'm sure there were many hugs on the way to President Obama's re-election on Tuesday, but I didn't start really noticing them until the Democratic National Convention when this embrace happened.
Big Dog hug
President Bill Clinton hugs President Barack Obama on stage (September 5, 2012). Photograph: Justin Sullivan/Getty Images
Paul Begala, who was a White House counselor to President Clinton, told the Wall Street Journal:
"It's quite a testament to President Obama and his team that they're letting the Big Dog run," said Mr. Begala, using Mr. Clinton's nickname. "It's nothing but good for Obama.
By my reckoning, that epic Democratic presidential hug was the catalyst for an avalanche of hugs on the campaign trail. The next thing I knew, it seemed like the Obama-Biden team was on a non-stop hug campaign for the next two months.