Closing Bell Exchange: Fed appropriate?

Tuesday, 15 Jul 2014 | 3:04 PM ET

After Fed Chair Janet Yellen commented on social media and biotech stocks being overpriced, Michael Block, Rhino Trading Partners; Kelly Connelly, JHS Capital Advisors; David Wright, Sierra Funds; and John Rutledge, SAFANAD, debate if the Fed should be commenting on specific sectors in the stock market.