C. Michael Armstrong
C Michael Armstrong (born October 18, 1938, in Detroit, Michigan) is an American business executive and former AT&T chairman and CEO.He was hired after Kenneth Lay turned down the job to continue managing Enron.[1] He tried to reestablish AT&T as an end-to-end carrier but, due to the dot-com bust and various other issues, he was forced to break the group up in 2001.Armstrong is a member of the Alfalfa Club and the Council on Foreign Relations.In 2000 he was a board member of Citigroup and voted to oust former Citicorp CEO, John S. Reed, in favor of Sandy Weill who was co-CEO with Reed at the time.