Attorney General Eric Holder waves to the audience as he is introduced 

Attorney General Eric Holder waves to the audience as he is introduced before speaking at the Northwestern University law school, Monday, March 5, 2012 in Chicago. Holder said Monday that the decision to kill a U.S. citizen living abroad who poses a terrorist threat "is among the gravest that government leaders can face," but justified lethal action as legal and sometimes necessary in the war on terror. (AP Photo/Brian Kersey)
Associated Press
Attorney General Eric Holder waves to the audience as he is introduced before speaking at the Northwestern University law school, Monday, March 5, 2012 in Chicago. Holder said Monday that the decision to kill a U.S. citizen living abroad who poses a terrorist threat "is among the gravest that government leaders can face," but justified lethal action as legal and sometimes necessary in the war on terror. (AP Photo/Brian Kersey)
View Comments