Twitter Alerts: police and firefighters sign up for emergency warning service
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You can find the current article at its original source at http://www.theguardian.com/technology/2013/dec/18/twitter-alerts-police-and-firefighters-sign-up-for-emergency-warning-service
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0 | December 18, 2013 03:55 | Twitter Alerts: police and firefighters sign up for emergency warning service |