I-TNBB
Hans
<a rel="nofollow" class="external free" href="https://pixabay.com/en/rescue-helicopter-helicopter-rescue-1512131/">https://pixabay.com/en/rescue-helicopter-helicopter-rescue-1512131/</a> <bdo lang="en" dir="ltr" title="archived on 18 January 2019 at the Wayback Machine"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20190118140514/https%3A//pixabay.com/en/rescue-helicopter-helicopter-rescue-1512131/">archive copy</a></bdo>