we are talking about jean sebastian zach.ryet's pick up on that and talk about what is happening with rio. to bloomberg news editor will kelly. this came a little bit out of the blue. i think in the wider context it is not a huge surprise. is 66 years old now and it is about time for him to move on. guy: what has he done? >> he has relentlessly focused on costs. shapeook in much better and many ways. guy: he has outperformed his sector peers. absolute terms of has been her rent this in relative terms he has done a very good job. he is outperformed glencore. guy: he is an insider and knows the business and he has bought into the strategy. >> a think that is right and what is interesting is that he has the copperhead and not the iron ore head. so the question that investors will be asking is does this signal a shift toward more core projects. developing that will be a huge part of what he has to do. are they going to be the company that does m&a? guy: we have talked to various of the bosses and you get the sense that the rio is