now, for more on all of this, we are joined by susannah sirkin, deputy director of physicians for human rights, the group that discovered the mass grave. thank you for joining us. president obama said recently on cnn that he has asked his security team to investigate the facts of this case. what do you think will be the results of that investigation? >> well, physicians for human rights certainly hopes that it will be a thorough investigation. ideally conducted by attorney general holder into what happened there and as well of the role of u.s. forces. >> "the new york times," as we just said, was covering this story quite extensively. do you think that they have reported it accurately from what you know? >> a lot of "the times" story reported discovery of the site and initial investigations by physicians for human rice called rights as well as efforts called for all of these years for the investigation for years. but what we learned from "the times" is there were three separate federal investigations that were impeded by bush administration officials. >> these would have been attempts b