Justice Department Justifies Killing Americans Abroad

Aired: 2/5/2013 | 0:13:03 | Clip
A previously secret Justice Department memo justifies killing American citizens abroad who have high level links to al-Qaida. Gwen Ifill discusses the legal implications of the memo with Matthew Waxman of Columbia Law School and the Council on Foreign Relations, and Hina Shamsi from the ACLU's National Security Project.