Events Described by Witness
According to a witness on the ground, shortly after the aircraft departed, it initiated a left turn that suddenly steepened. The aircraft then returned to a wings-level attitude, and a reduction in engine power was heard. Subsequently, the aircraft again rolled into a left turn, and the witness heard an increase in power. The left bank suddenly increased again, accompanied by a reduction in power.
Passenger Account
The aircraft passenger reported that the airplane felt as if it were veering left as the pilot began to level off. The passenger further described the aircraft as shaking or wobbling, after which it began to lose altitude.
Sequence of Events
Based on the witness and passenger statements, the flight after takeoff involved multiple left turns with abrupt changes in bank angle, alternating power reductions and increases, and a shaking sensation followed by a descent. No further details about the outcome or cause are available from the source.