[csvset]

Sky news reports: Flight-tracking data indicated the aircraft plummeted from 40,000ft to 6,200ft in the space of 10 minutes before it crashed.

[bonfire]

Sky news..calm no turbulence.

[RayChuang88]

This is why we need to look at the flight data recorder and cockpit recorder data. AND especially look at the remains of the plane for chemical residue from an explosive device.