Russian Su-57 fighters cause mysterious sound that frightened Moscow residents

Numerous people reported hearing the strange high-pitched ringing sound during a rehearsal of the Victory Day Parade in Moscow, while the four newest Russian Su-57 Felon fighter jets appeared in the sky. A Moscow resident has described hearing a mysterious ‘scary’ noise in the skies above the city as ‘like something a real howl’. The […] The post Russian Su-57 fighters cause mysterious sound that frightened Moscow residents first appeared on Defence Blog.

Russian Su-57 fighters cause mysterious sound that frightened Moscow residents

Numerous people reported hearing the strange high-pitched ringing sound during a rehearsal of the Victory Day Parade in Moscow, while the four newest Russian Su-57 Felon fighter jets appeared in the sky. A Moscow resident has described hearing a mysterious ‘scary’ noise in the skies above the city as ‘like something a real howl’. The […]

The post Russian Su-57 fighters cause mysterious sound that frightened Moscow residents first appeared on Defence Blog.