Police Officer Robert Olsen is seen in an undated handout picture released by the DeKalb County Police Department in Georgia. The shooting death of an unarmed, black, naked man by Officer Olsen in an Atlanta suburb prompted a social media outcry on Tuesday over what many people deemed to be unnecessary force against someone who may have been in mental distress.
A man speaks on a mobile phone as he walks past a MTN shop at a shopping mall south of Johannesburg June 6, 2012.
A drone is seen next to a television antenna in Pinecrest, Florida September 2, 2014.
According to the United States 11th quoted by Bloomberg News said Alibaba plans to burn after reading mobile social tool Snapchat investment of $ 200
Twitter CEO Dick Costolo gestures during a panel discussion at the annual Consumer Electronics Show (CES) in Las Vegas, Nevada January 8, 2014.
Approaching new year, target user scenarios the battle for the Chinese new year, Internet giants are a pair of launching all kinds of attitude. Particularly