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Article posted: 2/9/2013 8:00 AM

Arlington Hts. man has app for fighting off attacker

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Peter Cahill of Arlington Heights has developed a personal security smartphone app, and he's hoping to donate a year's worth of service to families in Barrington Unit District 220, where his own niece was threatened by "stranger danger" less than a year ago.

JOE LEWNARD | Staff Photographer

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Peter Cahill of Arlington Heights has developed a personal security smartphone app.

JOE LEWNARD | Staff Photographer

Peter Cahill of Arlington Heights is asking Barrington Unit District 220 officials to share information with parents about his recently released smartphone app, which alerts police and others when a person is attacked or goes missing.

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Peter Cahill of Arlington Heights is marketing a smartphone application that is designed to summon help immediately if someone is being attacked or robbed, and he wants to offer it free for a year to Barrington Unit District 220.