Hampshire Police say they were called at just before 5pm this afternoon after the aircraft came down in a field at the Middle Wallop Army Aviation Centre. The pilot died at the scene and it is believed he was flying alone. Police officers are contacting next of kin.
Specialists from the Air Accident Investigation Branch are working to establish how the accident happened.
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Tuesday evening's weather for the east of the region
Tuesday evening's weather for the west of the region
Highways England thanked people for pointing it out. The A34 sign has now been removed.