The Chicago Police Department advised businesses in one area of the city to purchase a special kind of glass shield in order to help prevent burglaries. In a community alert sent out after a string of burglaries in Chicago's Wicker Park and Humboldt Park, police recommended businesses use ArmorPlast, a type of invisible shatterproof shield produced by a company called Riot Glass that is installed over existing glass, to protect themselves, according to a CBS News report Monday. The advice came after a string of burglaries in the area, with Chicago Police noting that most of the burglaries showed similar...