Denver runway fatality reveals a weakness in airport security

An intruder was killed on a Denver runway after exploiting a security gap at one of the nation’s busiest airports. Aviation and risk experts said the runway fatality represents a clear security failure. The 41-year-old man was struck by a plane minutes after slipping unnoticed past the airport's security and scaling a fence. The collision triggered an engine fire that forced the Frontier Airlines flight with 231 people to abort its takeoff. Twelve people had minor injuries. The post Denver runwa...