Chris Roberts says he sent his tweet because he 's frustrated that a security flaw is n't being addressed . The FBI pulled him from a Boeing United Airlines 737 . Roberts said FBI agents detained and questioned him for four hours . Clams anyone can plug a laptop into the box underneath their seat and reach key controls in the plane , such as engines and cabin lighting .
Chris Roberts says he sent his tweet because he 's frustrated that a security flaw is n't being addressed . The FBI pulled him from a United Airlines Boeing 737 . Roberts said FBI agents detained and questioned him for four hours . Clams anyone can plug a laptop into the box underneath their seat and reach key controls in the plane , such as engines and cabin lighting .