Something odd here for sure.
It looks like your image is stored on another server.
$ curl -v http://inpoli.com/getattachment/967b34a6-041d-47e2-89c4-cc6eecce4b04/GlenSavoie/Posts/2014/Ballot-packed-for-Saint-John-East-byelection
* Hostname was NOT found in DNS cache
* Trying 220.127.116.11...
* Connected to inpoli.com (18.104.22.168) port 80 (#0)
> GET /getattachment/967b34a6-041d-47e2-89c4-cc6eecce4b04/GlenSavoie/Posts/2014/Ballot-packed-for-Saint-John-East-byelection HTTP/1.1
> User-Agent: curl/7.37.1
> Host: inpoli.com
> Accept: */*
< HTTP/1.1 301 Moved Permanently
< Cache-Control: public, must-revalidate
< Transfer-Encoding: chunked
< Content-Type: text/html
< Expires: Wed, 04 Nov 2015 14:00:40 GMT
< Location: https://az589936.vo.msecnd.net/cmsstorage/inpoli/files/96/967b34a6-041d-47e2-89c4-cc6eecce4b04.jpg
* Server Microsoft-IIS/8.5 is not blacklisted
< Server: Microsoft-IIS/8.5
< X-Frame-Options: SAMEORIGIN
< X-AspNet-Version: 4.0.30319
< X-Powered-By: ASP.NET
< Date: Tue, 04 Nov 2014 14:00:40 GMT
* Connection #0 to host inpoli.com left intact
For some reason I guess the cards crawler may either not be following the 301 redirect, or is encountering some other problem in accessing the image when building the card.