Wall Street pointed lower Friday as a rally driven by the Federal Reserve’s big cut to interest rates faded and markets' focus turned to earnings and other corporate news. Futures for the S&P 500 shed 0.

It's the only satellite radio provider, but this isn't such a big advantage now that nearly all of its customers already pay for mobile internet service.

Just as Wall Street traders come to grips with the Federal Reserve’s interest-rate cut, Friday’s US options expiration threatens to whipsaw the market some more.