News bites: Facebook now allows beheading clips

On Monday, Facebook reversed a decision from earlier this year and now allows video clips of people being decapitated, citing free speech concerns, according to BBC News.

China's state-controlled news broadcaster said its Twitter account was hacked Tuesday after the account reported that a former domestic security chief was being investigated for corruption, Reuters reports.

Despite its high revenue and increasing stock price, Amazon is not posting significant profit, The New York Times reports.

Apple makes it easier for the NSA to get users' email contacts, Arstechnica points out.