10 things you need to know before the opening bell (SPY, SPX, NKE, GRMN)

Here is what you need to know.The Fed admits it contributed to the stock market's wild ride in December. "A variety of factors —including FOMC communications, weaker-than-expected data, trade policy uncertainties, the partial federal government shutdown, and concerns about the outlook for corporate earnings — were cited by market participants as contributing to a deterioration in risk sentiment early in the period," the Federal Open Market Committee's minutes said Wednesday.
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