. >>> it's time to look at upgrades and .downgrad pfizer downgraded to neutral from overweight at jp morgan.s citing concever the loss of exclusivity of one of its key pains. treatme the price target is $46. shares of the dow component fell to 44.01. at&t was upgraded to buy from neutral at cit citing positive trends around the wireless business. she pris target is $34. nonetheless shaell a fraction to 29.70. and cvs was initiated with outperform in new coverage at link. siting optimism around the acquisition of aetna. the price target is $100. and shares rose t 73.41. >> still ahead a silicon valley giant testifies op capitol hill for the first time amid growing distrust among some lawmakers. >>> the ceo of google today told lawmakers on capitol hill that his company has no pla foss launch a search engine in china. sundari pic would only describe the program as an internal google project which critics say if launched in that country would knowingly be subject to state censership pichai made the comments during his first ever congressional testimony that focused on data privacy and p

microsoft and intel leading the izarge pfizer was downgraded at jpm that's a laggard (sounds of races) the same iot technology on the ibm cloud that helps race teams improve performance and safety. bye. girls, don't wave at strangers. can now be built into everything we drive. when you apply expertise across an industry, bye! you can put smart to work. ed >>> good tuesday morning welcome back to "squawk on the street." sara eisen is in atlanta, where she's going to talk to coke ceo and incoming chairman in a few moments. take a look at that. markets up 245 after reversing that 500-point intra-day drop yesterday. this will take you back to levels we last saw on friday, david. >> is that where we're going okay friday feels like a long time. >> i know. >> we're about to look at a live shot of google ceo sundar pichai there he is. yeah he previously declined an invitation, you may recall, to testify before members of a senate panel back in september his no show at that hearing, it was marked by an empty chair, alongside executives from facebook and twitter, who did appear before that com