BLACKWATER

Remember them?

http://talkingpointsmemo.com/edblog/blackwater-knocked-down-probe-by-threatening-to-kill-investigator
According to documents reviewed by The New York Times, State Department investigator had already begun probing Blackwater a short time before the infamous Nisour Square shooting in 2007. But the probe broke down when Blackwater's top guy in Iraq threatened to kill the lead