Sadly, it's a sign of the times: A Houston-area school district is investing tens of millions of dollars in security upgrades -- everything from bullet proof glass to panic buttons. But some are ... more 
Sadly, it's a sign of the times: A Houston-area school district is investing tens of millions of dollars in security upgrades -- everything from bullet proof glass to panic buttons. But some are wondering whether the district is going too far less 
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KTRK – Houston
Thu, Jun 26, 2014 1:21 PM EDT