Dimon's Board Role Under Fire

4:40 PM ET Wed, 20 Feb 2013

JPMorgan investors are calling for the bank to adopt a proposal that would involve stripping Jamie Dimon of his role as chairman, reports CNBC's Kayla Tausche; and John Liu, New York City comptroller, offers insight on how much of this decision is to the "London Whale" $6 billion trading loss.