FILE - In this Tuesday, Oct. 13, 2015, file photo, the Twitter logo appears on a phone post on the floor of the New York Stock Exchange. Twitter says it is taking more steps to clamp down on hate speech and abuse on its social networking service, Tuesday, Feb. 7, 2017. The company says it is working to identify people who have been banned for abusive behavior and stop them from creating new accounts.(AP Photo/Richard Drew, File)
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