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Sarah Nader- snader@shawmedia.com
Doug Frenk, founder and CEO of Intruder Defense Systems, opens the cabinet box that includes a bulletproof vest and a pepper ball launcher at his home in Harvard Tuesday, April 21, 2015. Intruder Defense Systems is a local business that provides training and equipment for school districts and staff to guard against active shooter situations. The company provides the training and a cabinet box, which are to be used if someone decides to shoot up a school
