Telegraph.co.ukCEO of Chilean copper giant Codelco stepping down June 1 for personal reasons ...Washington PostSANTIAGO, Chile — The chief executive officer of the world's biggest copper company is stepping down. Chile's state-owned Codelco says Diego Hernandez cited personal reasons for a resignation that takes effect June 1. He is being replaced by Chief ...Chilean copper giant Codelco CEO resignsSan Francisco ChronicleChief of Chile's Codelco Resigns Amid Copper BattleWall Street Journalall 109 news articles »