we'll ask the wharton school's jeremy siegel where stocks are likely to head in the weeks ahead. the russell leading the declines, financials getting hit as well. there is the russell down more than 2% today. tech not far behind either. several megacap stocks are seeing see ing big losses today. cold water, more of it, on the iphone upgrade cycle. that's the talk of the tape. for that stock, hit with a big downgrade this week, now these appreciate concerns. let's bring in our tech reporter steve kovach who is here with more. when this particular analyst speaks, you listen. >> i always listen. and this is, scott, this is a dreary note from that analyst. he's over at tf international securities, what i consider the best analyst out there covering apple. he often predicts what apple is going to do months or years before apple does it. here's what he's saying about iphone. iphone shipments, he says, are expected to decline 6% for the first half of this year, even with the expected launch of the new entry level iphone se, the cheaper iphone that apple puts out every few years or so. i