Sure, you could listen to The Fatal Frontier for free via YouTube. But why do that when you can buy your own copy via Audible! Quick link: tiny.cc/tff
Also available for purchase in paperback or e-book formats at Amazon.
For your amusement, the clip is available for download in three formats.
(Troubleshooting: for some it may be best to download this via a desktop computer and then upload to your phone. If the .m4r file downloads as an .mp4 or an .m4a file, change the suffix back to .m4r and it should work.)