Medicare Advantage is too big now: Aetna CEO

Wednesday, 22 Jan 2014 | 6:09 AM ET

Mark Bertolini, Chairman, Chief Executive Officer and President of Aetna, discusses the government's Medicare program and weighs in on enrollment participation in Obamacare. I think too much is being made of the website, we all have website failures from time to time, Bertolini says.