Welcome back to The Daily Aviation for a feature on the dangers of flying many helicopters in tight formations.
Voice, text and video editing belong to The Daily Aviation, any use of these content without permission is forbidden.
Don't forget to subscribe us on Facebook or Twitter.
https://www.facebook.com/DailyAviationArchive
https://twitter.com/DailyMDA
You have a question or you would like to send us footage. Send us a message.