Sarah Palin video, cultural addiction to violence, Haiti earthquake anniversary

­Today, Sarah Palin released a video response to the shooting tragedy in Tucson, but Thom talks about why the video really kicks off her 2012 presidential campaign. Then, Thom talks with Jared Ball and Arun Gupta about whether or not we have a cultural addiction to violence. Also, Thom discusses a proposal to ban high capacity ammunition with Robyn Thomas and Chad Ramsey. Finally, on the one year anniversary of the devastating Haiti earthquake, Thom talks to Melinda Miles about the recovery efforts and sits down with Mark Weisbrot about what lies ahead for the island nation.