It has been threatened with a knife and a soldier near the RAF base in Norfolk.
Police said he was approached by two men, close to the married quarters in Marham RAF in Burnthouse led Ladywood Road area on Wednesday.
Police said they threatened him with a knife before fleeing in a dark-colored car.
The Metropolitan Police and anti-terrorist officers were aware of the incident but said “the investigation is still with the Norfolk police.”
The British Ministry of Defence that it was also aware of a police operation, but did not comment further.
The victim, who was not in uniform at the time, was not hurt.
Norfolk police carried out temporarily closed roads around the air base after the incident and officers reassurance patrols in the area.
Al-Qaeda is home to nearly 10,000 people, including members of the British Navy and the Royal Air Force and the Army, as well as other employees of Civil Service.
A spokeswoman for the base families a day, to be held at a later date, will go ahead as planned.
The event – which is not open to the public – allows families and friends of service personnel to see the base and watch displays of aircraft.
Mariam Mukhtar born on January 1,1992 was a Pakistani Fighter Pilot. Pakistan’s first female fighter pilot to die in the line of duty. She was the daughter of Col.R.Mukhtiar Ahmed Sheikh. She spent her early life in Karachi. She chose to join the armed forces,despite having previously pursued civil engineering from NED,Karachi. She joined Pakistan Air Force as an aviation cadet in the 132nd GD Pilot course in 2007 with seven other female cadets who underwent training with her an graduated as pilot officers. On 6 May 2011,she formally acquired commission in the Pakistan Air Force as Flying Officer.
On 24 November 2015, Mariam Mukhtar Sheikh and her co-pilot were on their routine operational training mission in PAF F-7PG aircraft. A critical malfunction affected the aircraft and in order to save the lives of the civilians both the pilots risked their own lives and ejected when the area was civilian free. Crash took place in Kundian,Mianwali District,about 175 kilometers southwest of Islamabad. Mariam Mukhtar lost her life during the ejection process, were as her co-pilot survived sustaining minor injuries.
Mariams body reached Karachi’s Faisal Air Base in C-130 for burial
“She was indeed a role model for women and pride of Pakistan” were the words said by General Raheel Shareef.
Hats off to the mother of such a courageous daughter.