How can shoppers keep their information secure from hacks?

Aired: 1/14/2014 | 0:09:33 | Clip
U.S. retailer Target has acknowledged that up to 110 million customer accounts were compromised by a data breach during the holidays, raising consumer concerns and prompting lawmakers to demand answers. How can shoppers protect themselves? Gwen Ifill talks to Nicole Perlroth of The New York Times and Ken Stasiak of SecureState.