US Futures Tumble on Fed & China Worries

Monday, 24 Jun 2013 | 8:30 AM ET

CNBC's Rick Santelli & Steve Liesman; Joe Moglia, TD Ameritrade chairman, and Bob Doll, Nuveen Asset Management, provide perspective on today's trading actions as uncertainty about the Fed's stimulus measures and China's credit crunch spreads throughout global markets.