Drone strikes on US citizens justified in leaked DOJ memo

As the use of unmanned aerial drones for military purposes has intensified, the Obama administration has been working -- in secret -- to codify a set of rules which govern its covert campaigns in the Middle East and Asia. Now a confidential Justice Department white paper has revealed a rough legal framework for one of the drone program's most controversial aspects: the targeted killing of American citizens without due process. According to the 16 page document obtained by NBC News, a target in t...