Microsoft CEO Steve Ballmer previews the company's new Windows 8.1 operating system for tablets and PCs. Ballmer also highlights the return of the Start button, new Outlook functionality, Bing ... more 
Microsoft CEO Steve Ballmer previews the company's new Windows 8.1 operating system for tablets and PCs. Ballmer also highlights the return of the Start button, new Outlook functionality, Bing integration and gesture controls. less 
1 / 28
CBSTV Videos
Wed, Jun 26, 2013 3:11 PM EDT