Checking in with Foursquare's Dennis Crowley

Sept. 6 (Bloomberg) -- Bloomberg's Nicole Lapin takes a tour of the Foursquare office. She speaks on Bloomberg Television's "Bloomberg West." (Source: Bloomberg)
What Is Jack Dorsey's Future at Twitter?
54:20 - Techonomy founder David Kirkpatrick, TBG Digital CEO Simon Mansell and Bloomberg's Sarah Frier discuss Jack Dorsey's future at Twitter with Bloomberg's Emily Chang on "Bloomberg West." (Source: Bloomberg)
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