When you check your AMP page through Google's AMP Test page (search.google.com/test/amp), even though your page is valid, do you see the image in the preview? It's been several days it's not showing here.
NickMNS
12:24 am on Oct 26, 2017 (gmt 0)
I haven't played with amp images or carousel much, actually at all, but I assume that the answer given to a similar question you asked back in August applies here to. [webmasterworld.com...]