Microsoft CEO Steve Ballmer has been running the company since Bill Gates stepped away from day-to-day operations 13 years ago. Ballmer announced he'll retire within the next 12 months. CBS News' ... more 
Microsoft CEO Steve Ballmer has been running the company since Bill Gates stepped away from day-to-day operations 13 years ago. Ballmer announced he'll retire within the next 12 months. CBS News' Alison Harmelin reports. less 
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Fri, Aug 23, 2013 1:01 PM EDT