Legendary political activist Daniel Ellsberg on the legacy of the Pentagon Papers and the dangers of nuclear proliferation. Capitol Bureau Chief Mark Ballard comments on the first week of the special legislative session on the budget. Singer Cory Branan on his performance tonight in Baton Rouge. Yale Law Professor Amy Chua on her book, “Political Tribes.” Dr. Chura says America is dislaying destructive political dynamics more typical of developing non-Western countries.