For almost a decade, the United States has deployed unmanned aerial vehicles, or drones, to kill targeted members of Al Qaeda and the Taliban. Central Intelligence Agency (CIA) drone strikes in Pakistan have, in particular, stirred strong debates over the legality of such actions. Some commentators insist that these strikes are legal under international humanitarian law (IHL) or as a matter of self-defense. Others insist that the United States\u27 targeted killing amounts to murder. It is critical for the law to determine how to control killer drones and the future of warfare. As technology evolves, drones will develop sharper senses and become more precise and lethal. The power to use drones to find and kill specific human targets-and st...