>> reporter: it's an eerie feeling sitting in a cockpit virtually similar to the mh 370 missing flight. veteran pilot rob johnson activates the boeing 777 autopilot 20 seconds after takeoff. the autopilot follows waypoints along the flight path. it is land the plane if necessary. less than a hour into its flight mh 370 veered off the planned route. our simulator makes the same turn. nobody knows why one or both pilots decided to change course. or why the plane disappeared from civilian radar. the result of a massive electrical problem or someone switching off communication systems. other theories including a cockpit fire overtaking the