By ExtrovertED 434
13:46
SFX provided by Freesound.org Including:
helicopter, ecuriel b2 helicopter, idling, open door
https://freesound.org/people/JoseIgnacioTriay/sounds/514924/
Explosion
https://freesound.org/people/Iwiploppenisse/sounds/156031/
Big Water Splash
https://freesound.org/people/qubodup/sounds/442773/
alarm.wav
https://freesound.org/people/coltonmanz/sounds/381382/
Ambience City Quiet Night Air Tone
https://freesound.org/people/leonelmail/sounds/427841/