It would be great if LC would pull the thumbnails of the images on import!
Btw you can get the images with this:
http://i3.ytimg.com/vi/hR3sK0_nNGA/maxresdefault.jpg
http://i3.ytimg.com/vi/hR3sK0_nNGA/hqdefault.jpg
Replace "hR3sK0_nNGA" with the youtube ID from the link
https://www.youtube.com/watch?v=hR3sK0_nNGA