Lire sur http://www.flightsafetyaustralia.com/2016/11/drones-threatening-the-lives-of-emergency-personnel/
[youtube https://www.youtube.com/watch?v=Y1v3ycpK7HY&w=560&h=315]
Lire sur http://www.flightsafetyaustralia.com/2016/11/drones-threatening-the-lives-of-emergency-personnel/
[youtube https://www.youtube.com/watch?v=Y1v3ycpK7HY&w=560&h=315]