Cashin says: Yellen gave markets big boost

11:40 AM ET Mon, 31 March 2014

Fed Chair Janet Yellen made it very clear that the Fed is well short of its economic targets, say Art Cashin of UBS, talking with CNBC's Bob Pisani about what's moving Monday's markets. Traders think the Nasdaq is likely to be the canary in the coal mine, says Cashin.