Typhoon fighter broke the sound wall and made a loud bang in the London capital this morning, causing many people to report to the police.

Many people in London, England are awakened by a "big bang" at 4:20 pm today and constantly call the police. "The whole house shook. The explosion was loud," said Kelly Ann Mills, a person who lives in north London.

"We have heard of the explosion that was heard in north London and the surrounding area. It appeared when British air force fighter flew over the sound wall. London police department then informed.

"The Typhoon fighter squadron, codenamed 5EA26 and 5EA27 of the British Air Force, departed from Coningsby Base at 4 o'clock to pursue a civil aircraft that did not respond to air traffic control signals. has resumed normal contact, "said his Twitter account Mil Radar, which specializes in tracking aviation activity in the UK.

The UK Department of Defense announced it was investigating, but did not disclose further details.

Fighters flying above the speed of sound often produce loud explosions, which can be heard underground because the shockwave expands the air suddenly.

The incident took place in the context of London has just witnessed the terrorist attack with a knife to cause two deaths and three injuries. Suspected Usman Khan, 28, wearing a fake suicide belt and stabbing many people is walking through the London bridge area, central England on the afternoon of November 29 before being knocked down and disarmed by some residents. Police later arrived at the scene and shot the suspect.