CERRO DE PASCO, Peru — The open-cast crater seems ready to swallow the city whole. Mud-brick houses with corrugated iron roofs teeter on the edge of the massive Raúl Rojas mining pit, now lined with razor wire, which stretches nearly 2 kilometers (1.2 miles) across and is 300 meters, or more than a quarter of … Continue reading Poisoned for decades by a Peruvian mine, communities say they feel forgotten