The first victim who died in a mid-air collision over Buckinghamshire has been named as a "well-respected" and experienced pilot.
Captain Mike Green was one of four people killed when a helicopter and light aircraft collided over Waddesdon Manor at around noon on Friday (November 17).
Emergency services attended the horror crash following reports of a large bang.
It is understood that the other three fatalities were a pilot and two passengers.
According to Mirror Online , Captain Green was a "well-respected" pilot who previously worked for the army.
A former colleague and friend of the pilot told the publication: "I shared a cup of tea with him yesterday morning.
"He was a true gentleman.
"He was probably the most well-respected instructor in the country.
"He achieved a very high position within the Army as an instructor. He's an absolutely dedicated instructor. If you wanted a training instructor there's no one more highly qualified.
"Almost everybody in the country has been instructed by him.
"Most instructors have been trained by him."
Thames Valley Police confirmed a further three people were killed in the horror crash.
The force said on Saturday (November 18): " Officers are in the process of working to locate and support their next of kin.
"The Air Accidents Investigation Branch, the AAIB, has been informed and their staff have been on the scene.
"These are the early stages of the investigation however Thames Valley Police will continue to work closely with investigators as they establish the circumstances."
According to the Press Association, AAIB investigators have been seen at the site carrying "what appeared to be wreckage debris in clear plastic bags."
Residents of the village reported hearing a large bang when the aircraft collided at 12.06pm near the Waddesdon Manor estate owned and maintained by the Rothschild family.
The family has since sent their condolences to the families affected by the tragic incident.
It said: "Lord Rothschild and his family extend their condolences to the families of all affected, and their thanks to the emergency services for their swift response and professionalism."
Wycombe Air Park, a private aerodrome not far from the crash, confirmed to getwestlondon that both aircraft had taken off from the air park.
Following the crash, a spokesman said: "Wycombe Air Park can confirm that at 12.00pm today we were informed of an incident north-west of Aylesbury involving two aircraft from Wycombe Air Park."
Buckinghamshire Fire and rescue sent 35 firefighters to the scene to assist Thames Valley Police, South Central Ambulance and Thames Valley Air Ambulance at the scene.
Nearby RAF Halton has confirmed that none of the aircraft involved were from the military.
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