Much has been made of the selection of CNN's Candy Crowley as moderator for last night's town hall debate between President Obama and Mitt Romney. That's because it was the first time in 20 years that a woman has moderated a presidential debate.
The last time was in 1992, when ABC correspondent Carole Simpson conducted a Town Hall between candidates George H.W. Bush, Bill Clinton and Ross Perot.
She joins us from Boston with some perspective on what's changed in the last 20 years.