CNN CNN Newsroom February 27, 2014 14:33:00
Approaches to serving sizes. wall street looking at a mixed open this morning. trading is mostly flat as investors wait to hear from janet yellin. the new fed sheave testifies next hour about the health of our economy. alison kosik has more from new york. >> this is the testimony that janet yellin was supposed to give before the senate two thursdays ago. that same wake the fed chief spoke before a new house committee and made quite the impact on the stock market because the dow surged almost 200 points during the day. she wound up making it clear she's in no hurry to raise interest rates and...