February: A protest in Multan, Pakistan, over the drone attacks.
S.S. Mirza/AFP/Getty Images
September 26, 2012 Sources tell the newspaper that the CIA alerts Pakistan in advance about "broad areas" that may be targeted. The other government's silence in response is interpreted as an effective OK, according to those officials.
President Obama and John Brennan, his top counterterrorism adviser, in the Oval Office on Jan. 4, 2010. Brennan is a key voice about who gets put on the "kill list."
Pete Souza/White House
May 29, 2012 The administration has created a "strange, secret trial in a way," by which it determines which suspected terrorists get marked for death, The New York Times' Scott Shane reports.
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