Israeli Billionaire Dan Gertler
Simon Dawson/Bloomberg
Billionaire Dan Gertler walks through the Katanga Copper Co. mining complex during a tour of operations in Kolwezi, Dmocratic Republic of Congo, on Wednesday, Aug. 1, 2012.
Billionaire Dan Gertler walks through the Katanga Copper Co. mining complex during a tour of operations in Kolwezi, Dmocratic Republic of Congo, on Wednesday, Aug. 1, 2012.