sir richard branson says she is looking to sell his majority stake in virgin atlantic to ensure the airline can survive competition from its largest rivals. let's go to cnbc now and get "business on the go." apple's ceo, what's going on there? and how will the company get through it? >> oh, well, that's the big question, mika. that's what all investors are looking ahead to today. we don't know what the problem is, whether it's from his liver transplant, his cancer return or if it's another problem. but he's been looking very gaunt lately. he missed that big verizon announcement. people are focusing on this memo to employees that he sent out yesterday when she says, quote love apple so much and hope to be back as soon as i can. the reason this is ominous, the last time he took leave, he specifically, mika, said i'll be back in june. so people are concerned that there's no time table to this.