CNN CNN Newsroom January 31, 2014 14:34:00
Good morning. i'm carol costello. thanks so much for joining me. for some reason stocks are tanking. we had a good day on wall street yesterday. today totally the opposite. we go the new york stock exchange to find out why this is happening. >> reporter: the dow is down over 177 points right now. this has been a very volatile week on the trading floor for wall street. when we talk to traders volatility can be a good thing for them because ice how they make their money. they refer to buy the dip sell the rip. this liquidity crunch we keep talking about. there's a currency sell off in emerging m...
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