it's called INCOMPETENCE

The NYT fronts word from sources who say the team in the Justice Department that was put in charge of investigating accusations that civilian employees abused detainees has decided not to prosecute most of the 20 cases that have been referred to them. The group was established in June 2004 in the aftermath of Abu Ghraib. Since then, it has been overwhelmed with problems, from missing information in referral forms to a difficulty in finding witnesses and nonexistent forensic evidence, so they have been unable to bring a single indictment.
--from today's papers