we'll talk about all of that and more and global investment strategy with rick rieder and mohamed el-erian>> the drama at united continental airlines continues, activists looking for board changes as the ceo is set to return. david faber and phil lebeau will join us. >> i think we got him even to come down to the stock exchange. >> just flew in. >> you can see on screen, just breaking in the last hour, whitney tillson is back shorting lumber liquid ators, he'll explain why the shares are down another 9%. it was about a year ago that that first 60 minutes report about the harm potentially done to folks about this flooring came out. it's been quite a saga. >> then covered that short position of his in december but put it back on again. we'll explain why coming up in a little bit. let's start with the today's move in energy and materials, the stocks. bob pisani joining us. >> thank you, goldman sachs, we had material stocks going and this morning they put out a note pouring cold water on the idea of further rallies. here's what they had to say, oil supply and demand is not in balance and don'