"Caterpillar, one of the world’s biggest manufacturing companies, hired C2i, which gathered information about a grieving family that was taking legal action against the firm. A contract drawn up by Caterpillar and signed by C2i instructed that its work should be kept confidential. Corrie, 23, was crushed to death in 2003 by an Israeli military bulldozer as she protested against the demolition of Palestinian homes."