File: Glencore Plunges After U.S. Subpoena Regarding Money Laundering

FILE: A worker assists in the operation of a giant Terex Corp. mining excavator during the extraction of ore from the open pit at Katanga Mining Ltd.'s KOV copper and cobalt mine in Kolwezi, Katanga province, Democratic Republic of Congo, on Wednesday, Aug. 1, 2012. Glencore Plc tumbled the most in two years as its African troubles escalated dramatically after U.S. authorities demanded documents relating to possible corruption and money laundering. The worlds biggest commodity trader said Tuesday that its been subpoenaed by the U.S. Department of Justice to produce documents with respect to compliance with the Foreign Corrupt Practices Act and United States money laundering statutes. Our editors select archive images from Glencores Katanga Mining Ltd. and Mutanda operations in the Democratic Republic of Congo. Photographer: Simon Dawson/Bloomberg via Getty Images