The human rights challenges posed by the increasing privatization of security are immense. Yet in some respects the space for addressing these challenges is opening up. High-profile incidents such as the 16 September 2007 killings involving Blackwater at Nisour Square in Baghdad have put a spotlight on the accountability gap. And never before have so many groups and institutions paid attention to this subject (either directly or within a broader context)...[also refers to KBR, GEO, Teleservice, Endiama, ITM Mining, Lazare Kaplan, Risks Incorporated, Jewels Star, Madrid Metro]