Any decision to use lethal force against a United States citizen - even one intent on murdering Americans and who has become an operational leader of al-Qaida in a foreign land - is among the gravest that government leaders can face.
Eric HolderWhether it is an attempt to bomb the New York City subway system, an attempt to bring down an airplane over Detroit, an attempt to set off a bomb in Times Square ... I think that gives us a sense of the breadth of the challenges that we face, and the kinds of things that our enemy is trying to do.
Eric Holder