At the height of the Iraq war, these firms hired hundreds of thousands of people: guns-for-hire, IT geeks, logistics specialists, interrogators, and short order cooks to ladle out the slop at the military cafeteria. Over time, some of those contractors became the symbol for everything that was wrong with the Iraq war: hugely expensive, ineffective, and indifferent to Iraqi life. Contractors were at the middle of the war’s biggest scandals, from Abu Ghraib to Nissour Square. And it was the abductions and murder of Blackwater contractors that sparked one of Iraq‘s biggest battles.