Share on Facebook - Thumbnail not showing for the first time

Question

https://www.facebook.com/sharer/sharer.php?u=http%3A%2F%2Fwww.frcc.us%2F1197%3Fv%3D3422%26f%3D5

You should see it has thumb

Answer 1

The reason is that FB behind the scenes is still scraping your page and caching the image. The next time, in fact, you have also the image. How to solve it? Manual pre caching: https://developers.facebook.com/docs/sharing/best-practices#precaching

or simply add