Stock futures fall as commodities, earnings weigh

By Chuck Mikolajczak NEW YORK (Reuters) - Stock index futures fell on Wednesday, indicating the S&P 500 will retreat from its second-best daily performance of the year as commodities fell and after earnings reports from Yahoo and Intel. Brent crude slid towards $99 per barrel and copper dropped 1.8 percent to $7,167 a ton as softer-than-expected data in the U.S. and China has heightened worry over demand. U.S. listed shares of BHP Billiton lost 2.7 percent to $64.84 in premarket. Yahoo Inc shed 1.2 percent to $23. ...