Why are choppers always crashing?

Article URL: https://slate.com/news-and-politics/2009/10/why-are-helicopters-always-crashing.html

Comments URL: https://news.ycombinator.com/item?id=22155730

Points: 10

# Comments: 4

from Hacker News: Front Page https://ift.tt/2tW1PXR
via