Why Clinton’s campaign wants us to think we don’t know her

Aired: 4/13/2015 | 0:08:21 | Clip
Gwen Ifill talks to Amy Walter of the Cook Political Report and Tamara Keith of NPR about the strategy behind -- and responses to -- Hillary Clinton’s weekend announcement of her 2016 presidential campaign, plus a look at what distinguishes Sen. Marco Rubio, the third GOP candidate to announce he’s running.