What happened
A three-engine aircraft operating under the name 'Abuelo' was engaged by hostile fire while in flight. The impact caused the airframe to lose control, resulting in a crash near the location of Jaca. Due to the nature of the incident and the subsequent wreckage condition, the status of those on board could not be immediately confirmed, leaving the fate of the occupants unknown.
Findings
Official investigations concluded that the primary cause of the accident was that the aircraft was shot down. No other mechanical failures or pilot errors were cited as contributing factors in the available records.