Family Dollar's stock sank after the operator of discount chains reported earnings and revenue that fell short of expectations, and reaffirmed its guidance.

Shares of Nike dropped more than 10% in after hours trading, after the sneaker company reported a profit that fell short of expectations and weakening demand for its products in China.

Shares of Research In Motion plunged 19% in after hours trading, after the Blackberry maker said it would cut 5,000 jobs. The company also reported a loss of 37 cents a share and a sharp drop in revenues.

Currencies and commodities: The dollar rose against the euro and British pound, but fell against the Japanese yen.

Oil for August delivery slid $2.52 cents to $77.69 a barrel.

Gold futures for August delivery fell $28 to $1,550.40 an ounce.

Bonds: The price on the benchmark 10-year U.S. Treasury rose, pushing the yield down to 1.59% from 1.62% late Wednesday.