SEC investigating Alibaba's accounting practices

(Reuters) - Alibaba Group Holding Ltd said it was being investigated by the U.S. Securities and Exchange Commission over whether the Chinese e-commerce company's accounting practices violated any federal laws. The company has provided the SEC with information about its accounting for its logistics unit, Cainiao Network, as well as operating data from its Singles' Day shopping festival, according to Alibaba's annual report filed on Monday. (http://bit.ly/1XwuQ1o) Singles' Day is the biggest shopp