A grand jury in Washington, D.C., has indicted at least five people who worked for security contractor Blackwater Worldwide for their role in a shooting incident in Baghdad in 2007...The first five...are expected to be charged with manslaughter or assault. The grand jury had been investigating the details of the shooting, which left 17 Iraqis dead, for more than a year...On Sept. 16, 2007, a convoy of Blackwater SUVs entered a traffic circle. A short time later, shooting started. Blackwater has said its employees began firing into oncoming traffic in self-defense…A subsequent FBI inquiry came to the conclusion that the shooting was unprovoked.