The World Trade Center was first attacked sixteen years ago today, February 26, 1993. Along with more than 1,000 people injured, these six people were murdered during that bombing by radical Islamists: John DiGiovanni, age 45, Kerr Manufacturing Company; Dental Supply salesman. Visitor to the World Trade Center. Robert Kirkpatrick, age 61, Port Authority of New York and New Jersey; Senior Structural Maintenance Supervisor for the World Trade Center. Stephen Knapp, age 47, Port Authority of New York and New Jersey; Chief Mechanical Supervisor for the World Trade Center. William Macko, age 57, Port Authority of New York and New...