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  • Some local districts can control school security with the tap of an appadd to reading list  

    Posted on May 30, 2013 at 11:24 PM

    Now, if faced with its own emergency, the school district can call 911, put buildings in lockdown, and activate a pre-recorded message over its public address system. And all of it can be done from a principal's mobile phone.

    By JASON WHITELY
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